{"version":"2.1","snapshot":{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","schemaVersion":4,"classificationVersion":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","shardCount":4},"schema":"https://wellficent.com/api/v1/wells/schema","total":13155,"distinctSourceWellIds":8866,"page":253,"pageSize":40,"next_url":"https://wellficent.com/api/v1/wells?page=254&purposeGroup=development","catalogues":[{"reuseLicense":"review-source-terms","commercialUseAllowed":null,"attribution":"California Department of Conservation, Geologic Energy Management Division (CalGEM). Normalized by Wellficent.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":1450,"sourceRows":4345,"termsUrl":"https://www.conservation.ca.gov/index/Pages/Use.aspx","id":"california-calgem-geothermal","name":"CalGEM — California public geothermal wells","source":"https://gis.conservation.ca.gov/portal/home/item.html?id=98dd3474b37c49d58db01ae65e157dbf","checkedAt":"2026-10-02","importedAt":"2026-10-02T23:47:28+00:00","sourceCrs":"EPSG:3310 (NAD83 / California Albers)","coordinateMethod":"PROJ EPSG:3310 to EPSG:4326; always_xy; no ballpark transform","currentStatusVerified":false,"exclusions":{"invalid-transformed-coordinates":775,"confidential-or-unspecified":675},"sourceSha256":"f90efb4642c0aadbd29f112d9b40b81905b3aae40cb49c2cef27996b4f8e5b99","coordinateTransform":"Inverse of California Albers + NAD83 to WGS 84 (1) (with axis order normalized for visualization)","companyNameSources":{"CALOC":"https://geosteam.conservation.ca.gov/GeoWellSearch/WellDetails?apinum=02590633"},"recordCount":2895,"distinctSourceWellIds":2895,"bounds":[-123.36656,32.679102,-114.699433,41.91455]},{"reuseLicense":"review-source-terms","commercialUseAllowed":null,"attribution":"Contains information licenced under the BC Energy Regulator Open Data Licence. Normalized by Wellficent.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":5497,"sourceRows":34425,"termsUrl":"https://www.bc-er.ca/files/gis/BCER-Open-Data-Licence.pdf","id":"canada-bcer","name":"BC Energy Regulator — Public well surface holes","source":"https://data-bc-er.opendata.arcgis.com/datasets/657b609ee3314adf91da5ab86d42cda7_0/explore","checkedAt":"2026-10-02","importedAt":"2026-10-02T23:47:28+00:00","sourceCrs":"OGC:CRS84 (official export; native CRS not supplied)","coordinateMethod":"official-ArcGIS-Hub-export-spatialRefId-4326","currentStatusVerified":false,"exclusions":{"confidential-or-unspecified":5497},"sourceSha256":"ba2173fc6a1b874c38334ae8f0d3dd97394c456fe80c5d6ea97eeb339c4b8d25","recordCount":28928,"distinctSourceWellIds":28928,"bounds":[-132.9747684,48.6219577,-114.1909838,59.9963609]},{"reuseLicense":"review-source-terms","commercialUseAllowed":null,"attribution":null,"sourceAsOf":"2020-07-06","positionAccuracy":null,"excludedRows":0,"sourceRows":609,"termsUrl":null,"id":"israel-petroleum-2020","name":"Index of Oil and Gas Wells in Israel","source":"https://www.energy-sea.gov.il/media/bwndxpjq/wells-from-prime_web.pdf","checkedAt":"2026-10-02","importedAt":"2026-10-02T22:36:29+00:00","sourceCrs":"EPSG:4326","coordinateMethod":"source-wgs84","currentStatusVerified":false,"sourceSha256":"ef17c8413a8e649e801822955079829e79b7ebc15d402d8f366bbd7eaa812034","sourceOrdinalGaps":[48,405,483,595,596],"recordCount":609,"distinctSourceWellIds":548,"bounds":[33.341657,29.897388,35.8009,33.258788]},{"reuseLicense":"review-source-terms","commercialUseAllowed":null,"attribution":null,"sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":6729,"termsUrl":null,"id":"jordan-water-ufz","name":"UFZ — Jordan Water Wells","source":"https://www.ufz.de/arcgis/rest/services/Middle_East/Infrastructure_Hydrology/MapServer/2","checkedAt":"2026-10-02","importedAt":"2026-10-02T22:36:29+00:00","sourceCrs":"EPSG:32636","coordinateMethod":"provider-transformed-to-wgs84","currentStatusVerified":false,"recordCount":6729,"distinctSourceWellIds":6729,"bounds":[34.984636,29.219145,39.038309,32.987766]},{"reuseLicense":"review-source-terms","commercialUseAllowed":null,"attribution":"Source: NLOG / TNO Geological Survey of the Netherlands. Administrative data normalized by Wellficent.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":979,"sourceRows":6737,"termsUrl":"https://www.nlog.nl/en/disclaimer","id":"netherlands-nlog","name":"TNO / NLOG — Netherlands boreholes","source":"https://www.nlog.nl/en/boreholes","checkedAt":"2026-10-02","importedAt":"2026-10-02T23:47:28+00:00","sourceCrs":"EPSG:23031 (ED50 / UTM zone 31N)","coordinateMethod":"provider-transformed-to-wgs84","currentStatusVerified":false,"exclusions":{"outside-hydrocarbon-geothermal-scope":979},"sourceSha256":"93396847699c48d2a0bd5997acb7a1c898d5563cc05446d2a89978c638400a13","recordCount":5758,"distinctSourceWellIds":5758,"bounds":[2.816751,50.7586575,7.1811304,55.6810259]},{"reuseLicense":"review-source-terms","commercialUseAllowed":null,"attribution":"© Crown Copyright, New Zealand Petroleum & Minerals. Public well data reproduced with permission; normalized by Wellficent.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":57,"sourceRows":1267,"termsUrl":"https://www.nzpam.govt.nz/about/copyright","id":"new-zealand-nzpam","name":"NZ Petroleum & Minerals — Public petroleum wells","source":"https://services3.arcgis.com/fp1tibNcN9mbExhG/ArcGIS/rest/services/Petroleum_and_minerals/FeatureServer/18","checkedAt":"2026-10-02","importedAt":"2026-10-02T23:47:28+00:00","sourceCrs":"EPSG:2193 / source coordinate field WGS84","coordinateMethod":"provider-transformed-to-wgs84","currentStatusVerified":false,"exclusions":{"not-explicitly-public":57},"sourceSha256":"0bef0448c41122a4e50c4c93c4177ac287bdf0d7340fb18076b0c4a52e0c5fdf","recordCount":1210,"distinctSourceWellIds":1210,"bounds":[167.1531861,-47.4445487,178.4618819,-35.1051235]},{"reuseLicense":"review-source-terms","commercialUseAllowed":null,"attribution":"Norwegian Offshore Directorate (NOD/SODIR), NLOD 2.0. Normalized by Wellficent.","sourceAsOf":null,"positionAccuracy":"NOD general disclaimer: approximately ±0–300 m unless otherwise stated; not for navigation.","excludedRows":64,"sourceRows":9845,"termsUrl":"https://data.norge.no/nlod/en/2.0","id":"norway-sodir","name":"Norwegian Offshore Directorate — Wellbores","source":"https://factmaps.sodir.no/api/rest/services/DataService/Data/FeatureServer/5000","checkedAt":"2026-10-02","importedAt":"2026-10-02T23:47:28+00:00","sourceCrs":"ED50 / service geometry EPSG:4326","coordinateMethod":"provider-transformed-to-wgs84","currentStatusVerified":false,"exclusions":{"missing-coordinates":64},"sourceSha256":"e649556d781967fd50faf3689b5fc16ec87d602d3ae18bae2e6d482e733fd172","recordCount":9781,"distinctSourceWellIds":6024,"bounds":[-8.6995307,56.1249206,35.8371879,80.6831871]},{"reuseLicense":"unconfirmed","commercialUseAllowed":null,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":13383,"termsUrl":null,"id":"uk-nsta-offshore","name":"NSTA — UK offshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","sourceRetrievedAt":"2026-10-02T23:32:49+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseNote":"ArcGIS item metadata does not specify a reuse licence; public access alone is not a licence.","recordCount":13383,"distinctSourceWellIds":8295,"bounds":[-9.8454471,48.5244231,3.35291,62.6562819]},{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062]}],"companies":[{"name":"Nederlandse Aardolie Maatschappij B.V.","role":"reported-owner","records":1748},{"name":"NAM","role":"original-operator","records":1077},{"name":"Nederlandse Aardolie Maatschappij B.V.","role":"original-operator","records":873},{"name":"SHELL U.K. LIMITED","role":"licence-origin-operator","records":748},{"name":"NEO NEXT + ENERGY RESOURCES UK LIMITED","role":"licence-origin-operator","records":746},{"name":"NEO NEXT + ENERGY RESOURCES UK LIMITED","role":"responsible-wellbore-operator","records":745},{"name":"SHELL U.K. LIMITED","role":"licence-td-operator","records":743},{"name":"NEO NEXT + ENERGY RESOURCES UK LIMITED","role":"licence-td-operator","records":736},{"name":"SHELL U.K. LIMITED","role":"responsible-wellbore-operator","records":728},{"name":"PERENCO UK LIMITED","role":"licence-origin-operator","records":651},{"name":"TAQA BRATANI LIMITED","role":"licence-origin-operator","records":648},{"name":"TAQA BRATANI LIMITED","role":"responsible-wellbore-operator","records":647},{"name":"TAQA BRATANI LIMITED","role":"licence-td-operator","records":642},{"name":"Nederlandse Aardolie Maatschappij B.V.","role":"drilling-contractor","records":638},{"name":"CNR INTERNATIONAL (U.K.) LIMITED","role":"licence-origin-operator","records":595},{"name":"CNR INTERNATIONAL (U.K.) LIMITED","role":"responsible-wellbore-operator","records":566},{"name":"APACHE NORTH SEA LIMITED","role":"licence-origin-operator","records":558},{"name":"APACHE NORTH SEA LIMITED","role":"licence-td-operator","records":542},{"name":"CNR INTERNATIONAL (U.K.) LIMITED","role":"licence-td-operator","records":541},{"name":"APACHE NORTH SEA LIMITED","role":"responsible-wellbore-operator","records":539},{"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator","records":441},{"name":"PERENCO UK LIMITED","role":"licence-td-operator","records":427},{"name":"APACHE BERYL I LIMITED","role":"licence-origin-operator","records":390},{"name":"APACHE BERYL I LIMITED","role":"responsible-wellbore-operator","records":390},{"name":"ENQUEST HEATHER LIMITED","role":"responsible-wellbore-operator","records":389},{"name":"ENQUEST HEATHER LIMITED","role":"licence-origin-operator","records":386},{"name":"APACHE BERYL I LIMITED","role":"licence-td-operator","records":380},{"name":"ENQUEST HEATHER LIMITED","role":"licence-td-operator","records":379},{"name":"BP AFRICA LIMITED","role":"licence-origin-operator","records":363},{"name":"BP EXPLORATION OPERATING COMPANY LIMITED","role":"licence-origin-operator","records":354},{"name":"BP EXPLORATION OPERATING COMPANY LIMITED","role":"responsible-wellbore-operator","records":324},{"name":"KCA Deutag Drilling Ltd","role":"drilling-contractor","records":285},{"name":"CHRYSAOR PRODUCTION (U.K.) LIMITED","role":"licence-origin-operator","records":277},{"name":"CNOOC PETROLEUM EUROPE LIMITED","role":"licence-origin-operator","records":266},{"name":"CNOOC PETROLEUM EUROPE LIMITED","role":"responsible-wellbore-operator","records":261},{"name":"CHRYSAOR PRODUCTION (U.K.) LIMITED","role":"licence-td-operator","records":260},{"name":"BP EXPLORATION OPERATING COMPANY LIMITED","role":"licence-td-operator","records":258},{"name":"ITHACA OIL AND GAS LIMITED","role":"licence-origin-operator","records":252},{"name":"ITHACA OIL AND GAS LIMITED","role":"responsible-wellbore-operator","records":252},{"name":"ADURA ENERGY LIMITED","role":"licence-origin-operator","records":250},{"name":"ADURA ENERGY LIMITED","role":"licence-td-operator","records":250},{"name":"ADURA ENERGY LIMITED","role":"responsible-wellbore-operator","records":250},{"name":"ITHACA OIL AND GAS LIMITED","role":"licence-td-operator","records":249},{"name":"CNOOC PETROLEUM EUROPE LIMITED","role":"licence-td-operator","records":243},{"name":"ITHACA SP E&P LIMITED","role":"responsible-wellbore-operator","records":234},{"name":"ITHACA SP E&P LIMITED","role":"licence-origin-operator","records":225},{"name":"ITHACA SP E&P LIMITED","role":"licence-td-operator","records":222},{"name":"NEO NEXT+ ENERGY E&P UK LIMITED","role":"licence-origin-operator","records":217},{"name":"NEO NEXT+ ENERGY E&P UK LIMITED","role":"responsible-wellbore-operator","records":217},{"name":"CHRYSAOR PRODUCTION (U.K.) LIMITED","role":"responsible-wellbore-operator","records":210},{"name":"Noble Drilling (Nederland) B.V.","role":"drilling-contractor","records":198},{"name":"NEO NEXT+ ENERGY E&P UK LIMITED","role":"licence-td-operator","records":196},{"name":"Eni Energy Netherlands B.V.","role":"reported-owner","records":192},{"name":"Tenaz Energy Netherlands B.V.","role":"reported-owner","records":172},{"name":"ISLAND GAS LIMITED","role":"licence-origin-operator","records":169},{"name":"Wintershall Noordzee B.V.","role":"reported-owner","records":136},{"name":"NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED","role":"licence-origin-operator","records":126},{"name":"ENI UK LIMITED","role":"licence-td-operator","records":119},{"name":"NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED","role":"licence-td-operator","records":119},{"name":"ENI UK LIMITED","role":"licence-origin-operator","records":117},{"name":"Drilltec Netherlands B.V.","role":"drilling-contractor","records":114},{"name":"NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED","role":"responsible-wellbore-operator","records":114},{"name":"IGAS ENERGY PRODUCTION LIMITED","role":"licence-origin-operator","records":113},{"name":"Petrogas E&P Netherlands B.V.","role":"reported-owner","records":113},{"name":"FAIRFIELD BETULA LIMITED","role":"licence-origin-operator","records":101},{"name":"FAIRFIELD BETULA LIMITED","role":"licence-td-operator","records":101},{"name":"FAIRFIELD BETULA LIMITED","role":"responsible-wellbore-operator","records":101},{"name":"Transocean Drilling Ltd.","role":"drilling-contractor","records":101},{"name":"TotalEnergies EP Nederland B.V.","role":"reported-owner","records":100},{"name":"CHRYSAOR PETROLEUM COMPANY U.K. LIMITED","role":"licence-origin-operator","records":96},{"name":"CHRYSAOR PETROLEUM COMPANY U.K. LIMITED","role":"responsible-wellbore-operator","records":95},{"name":"Penrod International Drilling Company","role":"drilling-contractor","records":92},{"name":"CHRYSAOR PETROLEUM COMPANY U.K. LIMITED","role":"licence-td-operator","records":86},{"name":"Vermilion Energy Netherlands B.V.","role":"reported-owner","records":86},{"name":"DANA PETROLEUM (E&P) LIMITED","role":"responsible-wellbore-operator","records":77},{"name":"BRITOIL LIMITED","role":"responsible-wellbore-operator","records":75},{"name":"Ensco Offshore U.K. Limited","role":"drilling-contractor","records":75},{"name":"BRITOIL LIMITED","role":"licence-origin-operator","records":74},{"name":"BRITOIL LIMITED","role":"licence-td-operator","records":73},{"name":"DANA PETROLEUM (E&P) LIMITED","role":"licence-origin-operator","records":73},{"name":"CHRYSAOR (U.K.) BRITANNIA LIMITED","role":"responsible-wellbore-operator","records":72},{"name":"ENI UK LIMITED","role":"responsible-wellbore-operator","records":72},{"name":"DANA PETROLEUM (E&P) LIMITED","role":"licence-td-operator","records":70},{"name":"PREMIER OIL UK LIMITED","role":"responsible-wellbore-operator","records":67},{"name":"ADURA OPERATIONS LIMITED","role":"licence-origin-operator","records":65},{"name":"ADURA OPERATIONS LIMITED","role":"responsible-wellbore-operator","records":64},{"name":"BRIDGE PETROLEUM 3 LIMITED","role":"licence-origin-operator","records":64},{"name":"BRIDGE PETROLEUM 3 LIMITED","role":"responsible-wellbore-operator","records":64},{"name":"KCA Deutag","role":"drilling-contractor","records":64},{"name":"BRIDGE PETROLEUM 3 LIMITED","role":"licence-td-operator","records":63},{"name":"PREMIER OIL E&P UK LIMITED","role":"licence-origin-operator","records":63},{"name":"PREMIER OIL E&P UK LIMITED","role":"licence-td-operator","records":63},{"name":"PREMIER OIL E&P UK LIMITED","role":"responsible-wellbore-operator","records":63},{"name":"ITHACA ALPHA (N.I.) LIMITED","role":"licence-td-operator","records":61},{"name":"PREMIER OIL UK LIMITED","role":"licence-origin-operator","records":61},{"name":"CHRYSAOR (U.K.) BRITANNIA LIMITED","role":"licence-origin-operator","records":59},{"name":"Unocal Netherlands B.V.","role":"original-operator","records":59},{"name":"ITHACA ENERGY (UK) LIMITED","role":"licence-origin-operator","records":58},{"name":"SERICA ENERGY (UK) LIMITED","role":"licence-origin-operator","records":58},{"name":"SERICA ENERGY (UK) LIMITED","role":"responsible-wellbore-operator","records":58}],"records":[{"id":"uk-nsta-onshore-l46-26-119","wellId":"L46/26- 119","sourceRecordId":"L46/26- 119","name":"KELHAM HILLS 30","wellName":"KELHAM HILLS 30","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1093294,"longitude":-0.8618009,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-04-14","completionDate":"1943-05-03","status":"Decomissioned","depth":"667.512 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":667.5119989853818,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":619.9631990576559,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+119%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+119%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-119"},{"id":"uk-nsta-onshore-l46-26-122","wellId":"L46/26- 122","sourceRecordId":"L46/26- 122","name":"KELHAM HILLS 31","wellName":"KELHAM HILLS 31","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1043506,"longitude":-0.8676085,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-04-20","completionDate":"1943-05-11","status":"Decomissioned","depth":"679.704 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":679.7039989668499,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":617.2199990618255,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+122%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+122%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-122"},{"id":"uk-nsta-onshore-l46-26-140","wellId":"L46/26- 140","sourceRecordId":"L46/26- 140","name":"KELHAM HILLS 32","wellName":"KELHAM HILLS 32","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1054206,"longitude":-0.8666841,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-05-25","completionDate":"1943-06-11","status":"Decomissioned","depth":"676.656 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":676.6559989714829,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":613.8671990669218,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+140%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+140%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-140"},{"id":"uk-nsta-onshore-l46-26-150","wellId":"L46/26- 150","sourceRecordId":"L46/26- 150","name":"KELHAM HILLS 33","wellName":"KELHAM HILLS 33","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.106559,"longitude":-0.8635172,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-06-12","completionDate":"1943-06-25","status":"Decomissioned","depth":"687.324 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":687.3239989552675,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":637.6415990307847,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+150%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+150%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-150"},{"id":"uk-nsta-onshore-l46-26-134","wellId":"L46/26- 134","sourceRecordId":"L46/26- 134","name":"KELHAM HILLS 34","wellName":"KELHAM HILLS 34","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1083636,"longitude":-0.8642166,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-05-15","completionDate":"1943-05-31","status":"Decomissioned","depth":"665.988 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":665.9879989876982,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":620.5727990567293,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+134%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+134%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-134"},{"id":"uk-nsta-onshore-l46-26-167","wellId":"L46/26- 167","sourceRecordId":"L46/26- 167","name":"KELHAM HILLS 35","wellName":"KELHAM HILLS 35","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1030096,"longitude":-0.8683906,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-07-08","completionDate":"1943-07-24","status":"Decomissioned","depth":"675.132 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":675.1319989737993,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":622.7063990534863,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+167%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+167%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-167"},{"id":"uk-nsta-onshore-l46-26-155","wellId":"L46/26- 155","sourceRecordId":"L46/26- 155","name":"KELHAM HILLS 36","wellName":"KELHAM HILLS 36","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1038327,"longitude":-0.8698627,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-06-22","completionDate":"1943-07-02","status":"Decomissioned","depth":"679.704 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":679.7039989668499,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":622.7063990534863,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+155%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+155%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-155"},{"id":"uk-nsta-onshore-l46-26-160","wellId":"L46/26- 160","sourceRecordId":"L46/26- 160","name":"KELHAM HILLS 37","wellName":"KELHAM HILLS 37","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.105265,"longitude":-0.8692276,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-06-30","completionDate":"1943-07-20","status":"Decomissioned","depth":"688.848 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":688.847998952951,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":623.9255990516331,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+160%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+160%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-160"},{"id":"uk-nsta-onshore-l46-26-191","wellId":"L46/26- 191","sourceRecordId":"L46/26- 191","name":"KELHAM HILLS 38","wellName":"KELHAM HILLS 38","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1024846,"longitude":-0.869898,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-08-25","completionDate":"1943-09-10","status":"Decomissioned","depth":"674.827 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":674.8271989742626,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":624.5351990507065,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+191%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+191%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-191"},{"id":"uk-nsta-onshore-l46-26-177","wellId":"L46/26- 177","sourceRecordId":"L46/26- 177","name":"KELHAM HILLS 39","wellName":"KELHAM HILLS 39","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1068129,"longitude":-0.8618674,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-08-04","completionDate":"1943-08-25","status":"Decomissioned","depth":"704.088 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":704.0879989297862,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":661.4159989946477,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+177%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+177%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-177"},{"id":"uk-nsta-onshore-l46-26-47","wellId":"L46/26- 47","sourceRecordId":"L46/26- 47","name":"KELHAM HILLS 4","wellName":"KELHAM HILLS 4","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1069784,"longitude":-0.8603692,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1941-12-17","completionDate":"1942-01-19","status":"Decomissioned","depth":"679.094 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":679.0943989677764,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":637.336799031248,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+47%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+47%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-47"},{"id":"uk-nsta-onshore-l46-26-184","wellId":"L46/26- 184","sourceRecordId":"L46/26- 184","name":"KELHAM HILLS 40","wellName":"KELHAM HILLS 40","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1053864,"longitude":-0.8631,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-08-16","completionDate":"1943-08-31","status":"Decomissioned","depth":"687.324 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":687.3239989552675,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":636.4223990326379,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+184%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+184%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-184"},{"id":"uk-nsta-onshore-l46-26-172","wellId":"L46/26- 172","sourceRecordId":"L46/26- 172","name":"KELHAM HILLS 41","wellName":"KELHAM HILLS 41","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1050152,"longitude":-0.8713254,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-07-24","completionDate":"1943-08-11","status":"Decomissioned","depth":"688.238 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":688.2383989538775,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":624.8399990502431,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+172%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+172%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-172"},{"id":"uk-nsta-onshore-l46-26-182","wellId":"L46/26- 182","sourceRecordId":"L46/26- 182","name":"KELHAM HILLS 42","wellName":"KELHAM HILLS 42","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1066074,"longitude":-0.8685949,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-08-09","completionDate":"1943-08-23","status":"Decomissioned","depth":"683.666 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":683.666398960827,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":624.8399990502431,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+182%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+182%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-182"},{"id":"uk-nsta-onshore-l46-26-205","wellId":"L46/26- 205","sourceRecordId":"L46/26- 205","name":"KELHAM HILLS 43","wellName":"KELHAM HILLS 43","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1062692,"longitude":-0.8708445,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-09-24","completionDate":"1943-10-12","status":"Decomissioned","depth":"692.506 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":692.5055989473915,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":626.9735990470001,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+205%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+205%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-205"},{"id":"uk-nsta-onshore-l46-26-187","wellId":"L46/26- 187","sourceRecordId":"L46/26- 187","name":"KELHAM HILLS 44","wellName":"KELHAM HILLS 44","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1055898,"longitude":-0.8750448,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-08-20","completionDate":"1943-08-29","status":"Decomissioned","depth":"747.674 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":747.6743988635349,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":674.5223989747259,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+187%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+187%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-187"},{"id":"uk-nsta-onshore-l46-26-194","wellId":"L46/26- 194","sourceRecordId":"L46/26- 194","name":"KELHAM HILLS 45","wellName":"KELHAM HILLS 45","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1045842,"longitude":-0.8732785,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-09-03","completionDate":"1943-09-16","status":"Decomissioned","depth":"694.639 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":694.6391989441483,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":631.8503990395874,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+194%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+194%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-194"},{"id":"uk-nsta-onshore-l46-26-200","wellId":"L46/26- 200","sourceRecordId":"L46/26- 200","name":"KELHAM HILLS 46","wellName":"KELHAM HILLS 46","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1059281,"longitude":-0.8727953,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-09-13","completionDate":"1943-10-01","status":"Decomissioned","depth":"704.698 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":704.6975989288596,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":636.4223990326379,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+200%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+200%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-200"},{"id":"uk-nsta-onshore-l46-26-209","wellId":"L46/26- 209","sourceRecordId":"L46/26- 209","name":"KELHAM HILLS 47","wellName":"KELHAM HILLS 47","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1040911,"longitude":-0.8592505,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-10-03","completionDate":"1943-10-23","status":"Decomissioned","depth":"669.036 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":669.0359989830653,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":638.2511990298582,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+209%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+209%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-209"},{"id":"uk-nsta-onshore-l46-26-213","wellId":"L46/26- 213","sourceRecordId":"L46/26- 213","name":"KELHAM HILLS 48","wellName":"KELHAM HILLS 48","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1041382,"longitude":-0.8641785,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-10-12","completionDate":"1943-11-04","status":"Decomissioned","depth":"696.468 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":696.4679989413686,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":638.5559990293948,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+213%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+213%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-213"},{"id":"uk-nsta-onshore-l46-26-217","wellId":"L46/26- 217","sourceRecordId":"L46/26- 217","name":"KELHAM HILLS 49","wellName":"KELHAM HILLS 49","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1039042,"longitude":-0.8585086,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-10-20","completionDate":"1943-11-05","status":"Decomissioned","depth":"662.94 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":662.9399989923312,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":622.7063990534863,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+217%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+217%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-217"},{"id":"uk-nsta-onshore-l46-26-40","wellId":"L46/26- 40","sourceRecordId":"L46/26- 40","name":"KELHAM HILLS 5","wellName":"KELHAM HILLS 5","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1058172,"longitude":-0.8611468,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1941-09-29","completionDate":"1941-10-30","status":"Decomissioned","depth":"682.752 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":682.7519989622169,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":636.4223990326379,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+40%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+40%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-40"},{"id":"uk-nsta-onshore-l46-26-234","wellId":"L46/26- 234","sourceRecordId":"L46/26- 234","name":"KELHAM HILLS 50","wellName":"KELHAM HILLS 50","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1086731,"longitude":-0.8589799,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-12-03","completionDate":"1943-12-18","status":"Decomissioned","depth":"679.704 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":679.7039989668499,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":637.0319990317113,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+234%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+234%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-234"},{"id":"uk-nsta-onshore-l46-26-226","wellId":"L46/26- 226","sourceRecordId":"L46/26- 226","name":"KELHAM HILLS 51","wellName":"KELHAM HILLS 51","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1092123,"longitude":-0.8589656,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-11-11","completionDate":"1943-11-27","status":"Decomissioned","depth":"699.211 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":699.2111989371989,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":653.4911990066934,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+226%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Oil Show","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+226%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-226"},{"id":"uk-nsta-onshore-l46-26-308","wellId":"L46/26- 308","sourceRecordId":"L46/26- 308","name":"KELHAM HILLS 52","wellName":"KELHAM HILLS 52","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1099285,"longitude":-0.8586479,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1951-02-13","completionDate":"1951-04-25","status":"Decomissioned","depth":"736.092 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":736.0919988811402,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":679.7039989668499,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+308%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Dry Hole","fluidTypes":"Water","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"ML2","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+308%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-308"},{"id":"uk-nsta-onshore-l46-26-222","wellId":"L46/26- 222","sourceRecordId":"L46/26- 222","name":"KELHAM HILLS 53","wellName":"KELHAM HILLS 53","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1091894,"longitude":-0.856576,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-11-02","completionDate":"1943-11-19","status":"Decomissioned","depth":"679.399 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":679.3991989673132,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":638.5559990293948,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+222%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+222%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-222"},{"id":"uk-nsta-onshore-l46-26-230","wellId":"L46/26- 230","sourceRecordId":"L46/26- 230","name":"KELHAM HILLS 54","wellName":"KELHAM HILLS 54","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1083806,"longitude":-0.8565975,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-11-24","completionDate":"1943-12-10","status":"Decomissioned","depth":"678.79 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":678.7895989682398,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":637.0319990317113,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+230%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+230%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-230"},{"id":"uk-nsta-onshore-l46-26-239","wellId":"L46/26- 239","sourceRecordId":"L46/26- 239","name":"KELHAM HILLS 55","wellName":"KELHAM HILLS 55","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1077615,"longitude":-0.8576596,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-12-14","completionDate":"1944-01-01","status":"Decomissioned","depth":"677.266 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":677.2655989705563,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":638.5559990293948,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+239%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+239%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-239"},{"id":"uk-nsta-onshore-l46-26-242","wellId":"L46/26- 242","sourceRecordId":"L46/26- 242","name":"KELHAM HILLS 56","wellName":"KELHAM HILLS 56","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1071224,"longitude":-0.8566308,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1943-12-28","completionDate":"1944-01-11","status":"Decomissioned","depth":"667.207 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":667.207198985845,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":638.5559990293948,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+242%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+242%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-242"},{"id":"uk-nsta-onshore-l46-26-245","wellId":"L46/26- 245","sourceRecordId":"L46/26- 245","name":"KELHAM HILLS 57","wellName":"KELHAM HILLS 57","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1076089,"longitude":-0.8605019,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1944-01-07","completionDate":"1944-01-21","status":"Decomissioned","depth":"669.036 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":669.0359989830653,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":638.5559990293948,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+245%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Oil Show","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+245%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-245"},{"id":"uk-nsta-onshore-l46-26-250","wellId":"L46/26- 250","sourceRecordId":"L46/26- 250","name":"KELHAM HILLS 58","wellName":"KELHAM HILLS 58","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1063507,"longitude":-0.8605351,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1944-01-17","completionDate":"1944-02-22","status":"Decomissioned","depth":"679.399 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":679.3991989673132,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":638.5559990293948,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+250%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+250%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-250"},{"id":"uk-nsta-onshore-l46-26-255","wellId":"L46/26- 255","sourceRecordId":"L46/26- 255","name":"KELHAM HILLS 59","wellName":"KELHAM HILLS 59","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1054101,"longitude":-0.8599326,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1944-01-26","completionDate":"1944-02-12","status":"Decomissioned","depth":"680.314 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":680.3135989659233,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":637.6415990307847,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+255%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+255%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-255"},{"id":"uk-nsta-onshore-l46-26-56","wellId":"L46/26- 56","sourceRecordId":"L46/26- 56","name":"KELHAM HILLS 6","wellName":"KELHAM HILLS 6","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1084862,"longitude":-0.8582379,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1942-04-08","completionDate":"1942-05-11","status":"Decomissioned","depth":"681.228 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":681.2279989645334,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":637.6415990307847,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+56%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+56%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-56"},{"id":"uk-nsta-onshore-l46-26-258","wellId":"L46/26- 258","sourceRecordId":"L46/26- 258","name":"KELHAM HILLS 60","wellName":"KELHAM HILLS 60","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1066959,"longitude":-0.8590322,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1944-02-17","completionDate":"1944-03-14","status":"Decomissioned","depth":"675.132 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":675.1319989737993,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":638.5559990293948,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+258%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+258%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-258"},{"id":"uk-nsta-onshore-l46-26-272","wellId":"L46/26- 272","sourceRecordId":"L46/26- 272","name":"KELHAM HILLS 61","wellName":"KELHAM HILLS 61","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1050126,"longitude":-0.8616161,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1944-11-03","completionDate":"1944-11-30","status":"Decomissioned","depth":"685.8 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":685.799998957584,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":637.0319990317113,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+272%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+272%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-272"},{"id":"uk-nsta-onshore-l46-26-273","wellId":"L46/26- 273","sourceRecordId":"L46/26- 273","name":"KELHAM HILLS 62","wellName":"KELHAM HILLS 62","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1059385,"longitude":-0.8644299,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1944-11-13","completionDate":"1944-11-22","status":"Decomissioned","depth":"691.896 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":691.895998948318,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":637.0319990317113,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+273%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+273%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-273"},{"id":"uk-nsta-onshore-l46-26-274","wellId":"L46/26- 274","sourceRecordId":"L46/26- 274","name":"KELHAM HILLS 63","wellName":"KELHAM HILLS 63","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1071838,"longitude":-0.8630526,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1944-11-25","completionDate":"1944-12-04","status":"Decomissioned","depth":"684.276 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":684.2759989599004,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":637.0319990317113,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+274%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+274%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-274"},{"id":"uk-nsta-onshore-l46-26-309","wellId":"L46/26- 309","sourceRecordId":"L46/26- 309","name":"KELHAM HILLS 64","wellName":"KELHAM HILLS 64","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1021424,"longitude":-0.8622894,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1951-05-09","completionDate":"1951-06-05","status":"Decomissioned","depth":"676.351 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":676.3511989719461,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":625.7543990488533,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+309%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"ML2","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+309%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-309"},{"id":"uk-nsta-onshore-l46-26-61","wellId":"L46/26- 61","sourceRecordId":"L46/26- 61","name":"KELHAM HILLS 7","wellName":"KELHAM HILLS 7","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1058842,"longitude":-0.8587549,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1942-05-18","completionDate":"1942-06-20","status":"Decomissioned","depth":"678.18 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":678.1799989691664,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":636.7271990321747,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+61%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+61%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-61"},{"id":"uk-nsta-onshore-l46-26-64","wellId":"L46/26- 64","sourceRecordId":"L46/26- 64","name":"KELHAM HILLS 8","wellName":"KELHAM HILLS 8","catalogue":"uk-nsta-onshore","sector":"oil-gas","latitude":53.1047259,"longitude":-0.8598312,"operator":null,"operatorRole":null,"companies":[{"sourceId":null,"url":null,"name":"BP AFRICA LIMITED","role":"licence-origin-operator"}],"spudDate":"1942-06-09","completionDate":"1942-08-13","status":"Decomissioned","depth":"661.416 m MD · Rotary Table","basin":null,"area":"Landward","sourceUpdatedAt":null,"measurements":[{"value":661.4159989946477,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":618.4391990599723,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"}],"totalDepthReachedDate":null,"completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+64%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":null,"prospect":null,"flowClass":"Hydrocarbon Indications","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"A29","totalDepthLicenceNumber":null,"classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"reuseLicense":"nsta-user-agreement-2023-noncommercial","commercialUseAllowed":false,"attribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceAsOf":null,"positionAccuracy":null,"excludedRows":0,"sourceRows":2138,"termsUrl":"https://www.nstauthority.co.uk/media/u51lhvio/nsta-user-agreeement-june-2023.pdf","id":"uk-nsta-onshore","name":"NSTA — England onshore wellbore top holes","source":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0","checkedAt":"2026-10-02","importedAt":"2026-10-03T00:30:00+00:00","sourceCrs":"EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary","coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","currentStatusVerified":false,"exclusions":{},"sourceSha256":"74a5e0ef337cacaf14ebdb8a12596949f8d61fb45a9ea8be3d9dcaa69031ca87","sourceRetrievedAt":"2026-10-02T23:36:06+00:00","recordType":"wellbore-top-hole","rightsReviewUrl":"https://www.arcgis.com/home/item.html?id=d40f9dc58ca84268935582152a5b20f9","reuseNote":"NSTA User Agreement permits non-commercial exploitation with attribution; other rights may be excluded.","recordCount":2138,"distinctSourceWellIds":1787,"bounds":[-7.0134585,50.5932326,1.6609397,58.4033062],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS%20onshore%20petroleum%20wells%20top%20holes%20WGS84/FeatureServer/0/query?where=WELLREGNO%3D%27L46%2F26-+64%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-onshore-l46-26-64"}]}