{"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":13383,"distinctSourceWellIds":8295,"page":290,"pageSize":40,"next_url":"https://wellficent.com/api/v1/wells?catalogue=uk-nsta-offshore&page=291","catalogues":[{"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]}],"companies":[{"name":"NEO NEXT + ENERGY RESOURCES UK LIMITED","role":"responsible-wellbore-operator","records":1062},{"name":"NEO NEXT + ENERGY RESOURCES UK LIMITED","role":"licence-origin-operator","records":1058},{"name":"SHELL U.K. LIMITED","role":"licence-origin-operator","records":1053},{"name":"NEO NEXT + ENERGY RESOURCES UK LIMITED","role":"licence-td-operator","records":1043},{"name":"SHELL U.K. LIMITED","role":"licence-td-operator","records":1038},{"name":"SHELL U.K. LIMITED","role":"responsible-wellbore-operator","records":1028},{"name":"TAQA BRATANI LIMITED","role":"licence-origin-operator","records":794},{"name":"TAQA BRATANI LIMITED","role":"responsible-wellbore-operator","records":792},{"name":"TAQA BRATANI LIMITED","role":"licence-td-operator","records":785},{"name":"CNR INTERNATIONAL (U.K.) LIMITED","role":"licence-origin-operator","records":742},{"name":"CNR INTERNATIONAL (U.K.) LIMITED","role":"responsible-wellbore-operator","records":707},{"name":"CNR INTERNATIONAL (U.K.) LIMITED","role":"licence-td-operator","records":682},{"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator","records":637},{"name":"PERENCO UK LIMITED","role":"licence-origin-operator","records":625},{"name":"PERENCO UK LIMITED","role":"licence-td-operator","records":624},{"name":"APACHE NORTH SEA LIMITED","role":"licence-origin-operator","records":601},{"name":"BP EXPLORATION OPERATING COMPANY LIMITED","role":"responsible-wellbore-operator","records":590},{"name":"APACHE NORTH SEA LIMITED","role":"licence-td-operator","records":584},{"name":"APACHE NORTH SEA LIMITED","role":"responsible-wellbore-operator","records":582},{"name":"BP EXPLORATION OPERATING COMPANY LIMITED","role":"licence-origin-operator","records":578},{"name":"APACHE BERYL I LIMITED","role":"responsible-wellbore-operator","records":576},{"name":"APACHE BERYL I LIMITED","role":"licence-origin-operator","records":573},{"name":"APACHE BERYL I LIMITED","role":"licence-td-operator","records":561},{"name":"ENQUEST HEATHER LIMITED","role":"responsible-wellbore-operator","records":525},{"name":"BP EXPLORATION OPERATING COMPANY LIMITED","role":"licence-td-operator","records":522},{"name":"ENQUEST HEATHER LIMITED","role":"licence-origin-operator","records":521},{"name":"CHRYSAOR PRODUCTION (U.K.) LIMITED","role":"licence-origin-operator","records":514},{"name":"ENQUEST HEATHER LIMITED","role":"licence-td-operator","records":512},{"name":"CHRYSAOR PRODUCTION (U.K.) LIMITED","role":"licence-td-operator","records":495},{"name":"CNOOC PETROLEUM EUROPE LIMITED","role":"licence-origin-operator","records":452},{"name":"CNOOC PETROLEUM EUROPE LIMITED","role":"responsible-wellbore-operator","records":446},{"name":"CHRYSAOR PRODUCTION (U.K.) LIMITED","role":"responsible-wellbore-operator","records":441},{"name":"CNOOC PETROLEUM EUROPE LIMITED","role":"licence-td-operator","records":424},{"name":"NEO NEXT+ ENERGY E&P UK LIMITED","role":"responsible-wellbore-operator","records":392},{"name":"NEO NEXT+ ENERGY E&P UK LIMITED","role":"licence-origin-operator","records":390},{"name":"ADURA ENERGY LIMITED","role":"licence-origin-operator","records":378},{"name":"ADURA ENERGY LIMITED","role":"licence-td-operator","records":378},{"name":"ADURA ENERGY LIMITED","role":"responsible-wellbore-operator","records":378},{"name":"NEO NEXT+ ENERGY E&P UK LIMITED","role":"licence-td-operator","records":370},{"name":"ITHACA OIL AND GAS LIMITED","role":"licence-origin-operator","records":317},{"name":"ITHACA OIL AND GAS LIMITED","role":"responsible-wellbore-operator","records":317},{"name":"ITHACA OIL AND GAS LIMITED","role":"licence-td-operator","records":315},{"name":"ITHACA SP E&P LIMITED","role":"responsible-wellbore-operator","records":284},{"name":"ITHACA SP E&P LIMITED","role":"licence-origin-operator","records":272},{"name":"ITHACA SP E&P LIMITED","role":"licence-td-operator","records":269},{"name":"NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED","role":"licence-origin-operator","records":255},{"name":"NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED","role":"licence-td-operator","records":244},{"name":"NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED","role":"responsible-wellbore-operator","records":243},{"name":"ENI UK LIMITED","role":"licence-td-operator","records":185},{"name":"BRITOIL LIMITED","role":"responsible-wellbore-operator","records":184},{"name":"BRITOIL LIMITED","role":"licence-origin-operator","records":183},{"name":"ENI UK LIMITED","role":"licence-origin-operator","records":183},{"name":"BRITOIL LIMITED","role":"licence-td-operator","records":178},{"name":"CHRYSAOR PETROLEUM COMPANY U.K. LIMITED","role":"licence-origin-operator","records":174},{"name":"CHRYSAOR PETROLEUM COMPANY U.K. LIMITED","role":"responsible-wellbore-operator","records":174},{"name":"CHRYSAOR PETROLEUM COMPANY U.K. LIMITED","role":"licence-td-operator","records":164},{"name":"HESS LIMITED","role":"responsible-wellbore-operator","records":157},{"name":"HESS LIMITED","role":"licence-origin-operator","records":156},{"name":"HESS LIMITED","role":"licence-td-operator","records":156},{"name":"PREMIER OIL UK LIMITED","role":"responsible-wellbore-operator","records":150},{"name":"PREMIER OIL UK LIMITED","role":"licence-origin-operator","records":144},{"name":"ITHACA ENERGY (UK) LIMITED","role":"licence-origin-operator","records":141},{"name":"ITHACA ENERGY (UK) LIMITED","role":"licence-td-operator","records":139},{"name":"ENI UK LIMITED","role":"responsible-wellbore-operator","records":135},{"name":"DANA PETROLEUM (E&P) LIMITED","role":"responsible-wellbore-operator","records":133},{"name":"ITHACA ENERGY (UK) LIMITED","role":"responsible-wellbore-operator","records":131},{"name":"DANA PETROLEUM (E&P) LIMITED","role":"licence-origin-operator","records":129},{"name":"PREMIER OIL UK LIMITED","role":"licence-td-operator","records":128},{"name":"SPIRIT ENERGY NORTH SEA OIL LIMITED","role":"responsible-wellbore-operator","records":122},{"name":"DANA PETROLEUM (E&P) LIMITED","role":"licence-td-operator","records":120},{"name":"PREMIER OIL E&P UK LIMITED","role":"licence-origin-operator","records":118},{"name":"PREMIER OIL E&P UK LIMITED","role":"responsible-wellbore-operator","records":118},{"name":"SPIRIT ENERGY NORTH SEA OIL LIMITED","role":"licence-td-operator","records":118},{"name":"PREMIER OIL E&P UK LIMITED","role":"licence-td-operator","records":117},{"name":"SPIRIT ENERGY NORTH SEA OIL LIMITED","role":"licence-origin-operator","records":117},{"name":"FAIRFIELD BETULA LIMITED","role":"licence-origin-operator","records":112},{"name":"FAIRFIELD BETULA LIMITED","role":"licence-td-operator","records":112},{"name":"FAIRFIELD BETULA LIMITED","role":"responsible-wellbore-operator","records":112},{"name":"SPIRIT ENERGY NORTH SEA LIMITED","role":"licence-origin-operator","records":105},{"name":"ADURA OPERATIONS LIMITED","role":"licence-origin-operator","records":103},{"name":"ADURA OPERATIONS LIMITED","role":"responsible-wellbore-operator","records":102},{"name":"NEO NEXT+ ENERGY OFFSHORE UK LIMITED","role":"responsible-wellbore-operator","records":102},{"name":"SERICA ENERGY (UK) LIMITED","role":"licence-origin-operator","records":101},{"name":"SERICA ENERGY (UK) LIMITED","role":"responsible-wellbore-operator","records":101},{"name":"SPIRIT ENERGY NORTH SEA LIMITED","role":"responsible-wellbore-operator","records":101},{"name":"SERICA ENERGY (UK) LIMITED","role":"licence-td-operator","records":95},{"name":"SPIRIT ENERGY NORTH SEA LIMITED","role":"licence-td-operator","records":93},{"name":"NEO NEXT + ENERGY NORTH SEA LIMITED","role":"licence-origin-operator","records":90},{"name":"NEO NEXT + ENERGY NORTH SEA LIMITED","role":"responsible-wellbore-operator","records":90},{"name":"ADURA OPERATIONS LIMITED","role":"licence-td-operator","records":89},{"name":"NEO NEXT + ENERGY NORTH SEA LIMITED","role":"licence-td-operator","records":89},{"name":"NEO NEXT+ ENERGY OFFSHORE UK LIMITED","role":"licence-origin-operator","records":89},{"name":"WOODSIDE ENERGY (GREAT BRITAIN) LIMITED","role":"licence-origin-operator","records":89},{"name":"NEO NEXT+ ENERGY OFFSHORE UK LIMITED","role":"licence-td-operator","records":85},{"name":"BRIDGE PETROLEUM 3 LIMITED","role":"licence-origin-operator","records":82},{"name":"BRIDGE PETROLEUM 3 LIMITED","role":"responsible-wellbore-operator","records":82},{"name":"BRIDGE PETROLEUM 3 LIMITED","role":"licence-td-operator","records":81},{"name":"WOODSIDE ENERGY (GREAT BRITAIN) LIMITED","role":"licence-td-operator","records":78},{"name":"PERENCO GAS (UK) LIMITED","role":"licence-origin-operator","records":77},{"name":"PERENCO GAS (UK) LIMITED","role":"licence-td-operator","records":77}],"records":[{"id":"uk-nsta-offshore-49-27-c9j","wellId":"49/27-C9J","sourceRecordId":"49/27-C9J","name":"49/27-C9J","wellName":"49/27-C9J","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0257733,"longitude":2.2554353,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1969-06-15","completionDate":"1969-06-23","status":"Decomissioned","depth":"345.338 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":345.3383994750856,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":39.623999939771515,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1969-06-20","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-C9J%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-C9J%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-c9j"},{"id":"uk-nsta-offshore-49-27-c9k","wellId":"49/27-C9J","sourceRecordId":"49/27-C9K","name":"49/27-C9K","wellName":"49/27-C9K","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0257733,"longitude":2.2554353,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1969-06-23","completionDate":"1969-08-08","status":"Decomissioned","depth":"2322.27 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2322.2711964701475,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":39.623999939771515,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1969-07-28","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-C9K%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":"49/27-C9J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-C9K%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-c9k"},{"id":"uk-nsta-offshore-49-27-d1","wellId":"49/27-D1J","sourceRecordId":"49/27-D1","name":"49/27-D1","wellName":"49/27-D1","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0163549,"longitude":2.3389666,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-04-12","completionDate":"1972-04-27","status":"Constructed","depth":"2168.35 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2168.350244704108,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2140.000796747199,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1972-04-14","completionStatus":"Completed (Operating)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D1%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":"49/27-D1J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D1%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d1"},{"id":"uk-nsta-offshore-49-27-d10","wellId":"49/27-D10","sourceRecordId":"49/27-D10","name":"49/27-D10","wellName":"49/27-D10","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.01638,"longitude":2.3389666,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-06-12","completionDate":"1973-08-21","status":"Constructed","depth":"2414.02 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2414.02000366931,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2072.639996849587,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1973-08-17","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D10%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D10%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d10"},{"id":"uk-nsta-offshore-49-27-d11","wellId":"49/27-D11","sourceRecordId":"49/27-D11","name":"49/27-D11","wellName":"49/27-D11","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.01637,"longitude":2.3389876,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-04-24","completionDate":"1973-05-30","status":"Constructed","depth":"2686.51 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2686.5100040835,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2091.8423968203992,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1973-05-23","completionStatus":"Completed (Operating)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D11%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D11%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d11"},{"id":"uk-nsta-offshore-49-27-d12","wellId":"49/27-D12","sourceRecordId":"49/27-D12","name":"49/27-D12","wellName":"49/27-D12","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.016395,"longitude":2.3389866,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-06-11","completionDate":"1973-09-29","status":"Constructed","depth":"2270.76 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2270.76000345156,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2107.387196796771,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1973-07-06","completionStatus":"Completed (Operating)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D12%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D12%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d12"},{"id":"uk-nsta-offshore-49-27-d1j","wellId":"49/27-D1J","sourceRecordId":"49/27-D1J","name":"49/27-D1J","wellName":"49/27-D1J","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0163549,"longitude":2.3389666,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-03-14","completionDate":"1972-04-12","status":"Suspended","depth":"1991.26 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":1991.258396973287,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1972-04-04","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D1J%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D1J%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d1j"},{"id":"uk-nsta-offshore-49-27-d2","wellId":"49/27-D2A","sourceRecordId":"49/27-D2","name":"49/27-D2","wellName":"49/27-D2","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0169084,"longitude":2.3384757,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-06-15","completionDate":"1972-09-04","status":"Suspended","depth":"2346.96 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2346.9599964326208,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2178.1007966892867,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1972-06-19","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D2%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":"49/27-D2J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D2%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d2"},{"id":"uk-nsta-offshore-49-27-d2a","wellId":"49/27-D2A","sourceRecordId":"49/27-D2A","name":"49/27-D2A","wellName":"49/27-D2A","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0169084,"longitude":2.3384757,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-04-28","completionDate":"1972-05-21","status":"Suspended","depth":"2272.28 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2272.280948546133,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2002.2311969566085,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1972-05-19","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D2A%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D2A%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d2a"},{"id":"uk-nsta-offshore-49-27-d2b","wellId":"49/27-D2A","sourceRecordId":"49/27-D2B","name":"49/27-D2B","wellName":"49/27-D2B","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0169084,"longitude":2.3384757,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-09-06","completionDate":"1973-10-30","status":"Constructed","depth":"2722.17 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2722.1687958623033,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2076.907196843101,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1972-10-21","completionStatus":"Completed (Operating)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D2B%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":"49/27-D2A","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D2B%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d2b"},{"id":"uk-nsta-offshore-49-27-d2j","wellId":"49/27-D2A","sourceRecordId":"49/27-D2J","name":"49/27-D2J","wellName":"49/27-D2J","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0169084,"longitude":2.3384757,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-05-26","completionDate":"1972-06-15","status":"Suspended","depth":"2271.06 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2271.0647965479816,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1972-06-05","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D2J%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":"49/27-D2A","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D2J%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d2j"},{"id":"uk-nsta-offshore-49-27-d3","wellId":"49/27-D3","sourceRecordId":"49/27-D3","name":"49/27-D3","wellName":"49/27-D3","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.016384,"longitude":2.3390076,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-06-28","completionDate":"1972-09-04","status":"Constructed","depth":"2179.32 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2179.32000331257,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2036.673596904256,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1972-07-16","completionStatus":"Completed (Operating)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D3%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D3%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d3"},{"id":"uk-nsta-offshore-49-27-d4","wellId":"49/27-D4J","sourceRecordId":"49/27-D4","name":"49/27-D4","wellName":"49/27-D4","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0163399,"longitude":2.3389466,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-08-01","completionDate":"1972-11-22","status":"Constructed","depth":"2650.85 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2650.8455959707144,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":1985.162396982553,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1972-11-09","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D4%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":"Leman DP Platform [PERENCO]","targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas and Condensate Well","fluidTypes":"Gas","parentWell":"49/27-D4J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D4%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d4"},{"id":"uk-nsta-offshore-49-27-d4j","wellId":"49/27-D4J","sourceRecordId":"49/27-D4J","name":"49/27-D4J","wellName":"49/27-D4J","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0163399,"longitude":2.3389466,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-07-19","completionDate":"1972-08-01","status":"Suspended","depth":"1486.51 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":1486.5095977405053,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1972-07-29","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D4J%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D4J%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d4j"},{"id":"uk-nsta-offshore-49-27-d5","wellId":"49/27-D5","sourceRecordId":"49/27-D5","name":"49/27-D5","wellName":"49/27-D5","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.016359,"longitude":2.3390076,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-09-04","completionDate":"1972-10-23","status":"Constructed","depth":"2428.04 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2428.04000369062,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2072.639996849587,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1972-09-26","completionStatus":"Completed (Operating)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D5%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D5%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d5"},{"id":"uk-nsta-offshore-49-27-d6","wellId":"49/27-D6","sourceRecordId":"49/27-D6","name":"49/27-D6","wellName":"49/27-D6","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.016344,"longitude":2.3389876,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-11-22","completionDate":"1972-12-25","status":"Constructed","depth":"2462.17 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2462.1700037425,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2073.2495968486605,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1972-12-17","completionStatus":"Completed (Operating)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D6%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D6%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d6"},{"id":"uk-nsta-offshore-49-27-d7","wellId":"49/27-D7","sourceRecordId":"49/27-D7","name":"49/27-D7","wellName":"49/27-D7","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.016365,"longitude":2.3389456,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-03-18","completionDate":"1973-04-21","status":"Constructed","depth":"2630.42 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2630.42000399824,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2055.5711968755318,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1973-04-12","completionStatus":"Completed (Operating)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D7%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D7%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d7"},{"id":"uk-nsta-offshore-49-27-d8","wellId":"49/27-D8","sourceRecordId":"49/27-D8","name":"49/27-D8","wellName":"49/27-D8","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.016374,"longitude":2.3390286,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-02-16","completionDate":"1973-03-17","status":"Constructed","depth":"2423.16 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2423.1600036832,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2079.3455968393946,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1973-03-12","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D8%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D8%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d8"},{"id":"uk-nsta-offshore-49-27-d9","wellId":"49/27-D9J","sourceRecordId":"49/27-D9","name":"49/27-D9","wellName":"49/27-D9","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0163509,"longitude":2.3389256,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-01-02","completionDate":"1973-02-15","status":"Constructed","depth":"2570.99 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2570.987996092098,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2110.130396792602,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1973-02-03","completionStatus":"Completed (Operating)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D9%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":"49/27-D9J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D9%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d9"},{"id":"uk-nsta-offshore-49-27-d9j","wellId":"49/27-D9J","sourceRecordId":"49/27-D9J","name":"49/27-D9J","wellName":"49/27-D9J","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0163509,"longitude":2.3389256,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-12-29","completionDate":"1973-01-02","status":"Suspended","depth":"384.048 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":384.047999416247,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":22.8599999652528,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1972-12-31","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D9J%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-D9J%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-d9j"},{"id":"uk-nsta-offshore-49-27-e1","wellId":"49/27-E1J","sourceRecordId":"49/27-E1","name":"49/27-E1","wellName":"49/27-E1","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0601889,"longitude":2.2097411,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-10-09","completionDate":"1973-11-05","status":"Constructed","depth":"2108 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2107.99984479584,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2047.3415968880406,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1973-10-18","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E1%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":"49/27-E1J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E1%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e1"},{"id":"uk-nsta-offshore-49-27-e10","wellId":"49/27-E10","sourceRecordId":"49/27-E10","name":"49/27-E10","wellName":"49/27-E10","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0602029,"longitude":2.2098061,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-11-13","completionDate":"1974-10-07","status":"Constructed","depth":"2699.31 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2699.31000410295,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2075.992796844491,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1974-05-09","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E10%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E10%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e10"},{"id":"uk-nsta-offshore-49-27-e11","wellId":"49/27-E11","sourceRecordId":"49/27-E11","name":"49/27-E11","wellName":"49/27-E11","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0602019,"longitude":2.2097641,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-11-03","completionDate":"1974-09-28","status":"Constructed","depth":"2134.82 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2134.82000324493,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2038.807196901013,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1974-06-26","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E11%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E11%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e11"},{"id":"uk-nsta-offshore-49-27-e12","wellId":"49/27-E12J","sourceRecordId":"49/27-E12","name":"49/27-E12","wellName":"49/27-E12","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0602009,"longitude":2.2097231,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1974-07-12","completionDate":"1974-08-20","status":"Suspended","depth":"2895.9 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2895.9047955982246,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1974-08-15","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E12%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":null,"parentWell":"49/27-E12J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E12%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e12"},{"id":"uk-nsta-offshore-49-27-e12j","wellId":"49/27-E12J","sourceRecordId":"49/27-E12J","name":"49/27-E12J","wellName":"49/27-E12J","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0602009,"longitude":2.2097231,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-09-17","completionDate":"1974-07-12","status":"Suspended","depth":"1005.84 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":1005.8399984711232,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1974-07-08","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E12J%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E12J%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e12j"},{"id":"uk-nsta-offshore-49-27-e12z","wellId":"49/27-E12J","sourceRecordId":"49/27-E12Z","name":"49/27-E12Z","wellName":"49/27-E12Z","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0602009,"longitude":2.2097231,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1974-08-20","completionDate":"1974-10-09","status":"Constructed","depth":"2766.06 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2766.0599957955887,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2086.051196829202,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1974-09-11","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E12Z%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":"49/27-E12","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E12Z%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e12z"},{"id":"uk-nsta-offshore-49-27-e1j","wellId":"49/27-E1J","sourceRecordId":"49/27-E1J","name":"49/27-E1J","wellName":"49/27-E1J","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0601889,"longitude":2.2097411,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-09-17","completionDate":"1973-10-09","status":"Suspended","depth":"1857.76 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":1857.7559971762107,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1973-10-08","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E1J%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E1J%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e1j"},{"id":"uk-nsta-offshore-49-27-e2","wellId":"49/27-E2J","sourceRecordId":"49/27-E2","name":"49/27-E2","wellName":"49/27-E2","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0601759,"longitude":2.2097181,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-12-19","completionDate":"1973-07-02","status":"Constructed","depth":"2433.22 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2433.221444301503,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2074.4687968468074,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1973-06-26","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E2%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":"49/27-E2J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E2%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e2"},{"id":"uk-nsta-offshore-49-27-e2j","wellId":"49/27-E2J","sourceRecordId":"49/27-E2J","name":"49/27-E2J","wellName":"49/27-E2J","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0601759,"longitude":2.2097181,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-12-04","completionDate":"1972-12-19","status":"Suspended","depth":"1149.1 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":1149.095998253374,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1972-12-18","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E2J%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E2J%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e2j"},{"id":"uk-nsta-offshore-49-27-e3","wellId":"49/27-E3J","sourceRecordId":"49/27-E3","name":"49/27-E3","wellName":"49/27-E3","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0602139,"longitude":2.2097461,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-03-23","completionDate":"1973-04-13","status":"Constructed","depth":"2501.49 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2501.4905481977344,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2072.3351968500506,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1973-04-05","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E3%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":"49/27-E3K","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E3%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e3"},{"id":"uk-nsta-offshore-49-27-e3j","wellId":"49/27-E3J","sourceRecordId":"49/27-E3J","name":"49/27-E3J","wellName":"49/27-E3J","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0602139,"longitude":2.2097461,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-10-20","completionDate":"1972-11-07","status":"Suspended","depth":"515.722 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":515.7215992161032,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1972-10-23","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E3J%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E3J%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e3j"},{"id":"uk-nsta-offshore-49-27-e3k","wellId":"49/27-E3J","sourceRecordId":"49/27-E3K","name":"49/27-E3K","wellName":"49/27-E3K","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0602139,"longitude":2.2097461,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-11-07","completionDate":"1973-03-23","status":"Suspended","depth":"2432.91 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2432.913596301971,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1973-03-16","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E3K%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":"49/27-E3J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E3K%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e3k"},{"id":"uk-nsta-offshore-49-27-e4","wellId":"49/27-E4","sourceRecordId":"49/27-E4","name":"49/27-E4","wellName":"49/27-E4","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0601899,"longitude":2.2097831,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-01-08","completionDate":"1973-03-04","status":"Constructed","depth":"2889.2 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2889.20000439158,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2083.6127968329083,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1973-02-26","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E4%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E4%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e4"},{"id":"uk-nsta-offshore-49-27-e5","wellId":"49/27-E5","sourceRecordId":"49/27-E5","name":"49/27-E5","wellName":"49/27-E5","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0601879,"longitude":2.2096991,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-11-17","completionDate":"1973-05-13","status":"Constructed","depth":"2198.52 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2198.52000334175,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2072.944796849124,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1973-05-10","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E5%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E5%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e5"},{"id":"uk-nsta-offshore-49-27-e6","wellId":"49/27-E6","sourceRecordId":"49/27-E6","name":"49/27-E6","wellName":"49/27-E6","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0602159,"longitude":2.2097881,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1972-09-30","completionDate":"1974-10-19","status":"Constructed","depth":"2351.84 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2351.8400035748,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2038.807196901013,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1973-09-23","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E6%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E6%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e6"},{"id":"uk-nsta-offshore-49-27-e7","wellId":"49/27-E7","sourceRecordId":"49/27-E7","name":"49/27-E7","wellName":"49/27-E7","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0601769,"longitude":2.2097601,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-04-19","completionDate":"1974-09-26","status":"Constructed","depth":"2606.04 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2606.04000396118,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2082.088796835225,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1974-03-08","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E7%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E7%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e7"},{"id":"uk-nsta-offshore-49-27-e8","wellId":"49/27-E8J","sourceRecordId":"49/27-E8","name":"49/27-E8","wellName":"49/27-E8","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0601639,"longitude":2.2097371,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-08-20","completionDate":"1973-09-10","status":"Constructed","depth":"2607.56 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2607.5609480365074,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2079.3455968393946,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1973-09-07","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E8%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":"49/27-E8J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E8%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e8"},{"id":"uk-nsta-offshore-49-27-e8j","wellId":"49/27-E8J","sourceRecordId":"49/27-E8J","name":"49/27-E8J","wellName":"49/27-E8J","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0601639,"longitude":2.2097371,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-04-15","completionDate":"1973-08-20","status":"Suspended","depth":"2628.9 m MD · Rotary Table","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2628.899996004072,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"totalDepthReachedDate":"1973-07-30","completionStatus":"Abandoned Phase 1","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E8J%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":null,"fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E8J%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e8j"},{"id":"uk-nsta-offshore-49-27-e9","wellId":"49/27-E9","sourceRecordId":"49/27-E9","name":"49/27-E9","wellName":"49/27-E9","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0602269,"longitude":2.2097691,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1973-11-07","completionDate":"1974-01-23","status":"Constructed","depth":"2282.04 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2282.0400034687,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2074.1639968472705,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":35.96639994533107,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1974-01-15","completionStatus":"Completed (Shut In)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E9%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-E9%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-e9"},{"id":"uk-nsta-offshore-49-27-f1","wellId":"49/27-F1","sourceRecordId":"49/27-F1","name":"49/27-F1","wellName":"49/27-F1","catalogue":"uk-nsta-offshore","sector":"oil-gas","latitude":53.0401084,"longitude":2.3137613,"operator":"PERENCO UK LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"PERENCO UK LIMITED","role":"licence-td-operator"}],"spudDate":"1974-01-17","completionDate":"1974-03-03","status":"Constructed","depth":"2173.53 m MD · Kelly Bushing","basin":null,"area":"Seaward","sourceUpdatedAt":null,"measurements":[{"value":2173.53000330377,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2139.0863967485884,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":19.811999969885758,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"},{"value":52,"unit":"°C","kind":"maximum-hole-temperature","reference":null,"sourceField":"MXTDTEMPC"}],"totalDepthReachedDate":"1974-02-19","completionStatus":"Completed (Operating)","wellboreStatus":"EXTANT","originStatus":"Present","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-F1%27&outFields=%2A&outSR=4326&f=json","purpose":"Development","facility":null,"targetField":"LEMAN [PERENCO][pt. of LEMAN]","prospect":null,"flowClass":"Gas Well","fluidTypes":"Gas","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P16","totalDepthLicenceNumber":"P16","classification":{"purposeGroup":"development","basis":"wellficent-source-purpose-v2","sourceValue":"Development","kind":"derived"},"coordinateCrs":"EPSG:4326","snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","source":{"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],"recordUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2749%2F27-F1%27&outFields=%2A&outSR=4326&f=json"},"qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","url":"https://wellficent.com/en/wells/record/uk-nsta-offshore-49-27-f1"}]}