{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21-6","wellId":"15/21- 6","sourceRecordId":"15/21- 6","name":"15/21- 6","wellName":"15/21- 6","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"SERICA ENERGY NORTE LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"3118.71 m MD · Kelly Bushing","spudDate":"1977-03-13","completionDate":"1977-04-16","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":3118.7135952595554,"measurements":[{"value":3118.7135952595554,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":140.81759978595724,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.2428398,"longitude":0.119585,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21-+6%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1977-04-11","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":"Dry Hole","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P218","totalDepthLicenceNumber":"P218"}
{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21a-38","wellId":"15/21a- 38","sourceRecordId":"15/21a- 38","name":"15/21a- 38","wellName":"15/21a- 38","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"SERICA ENERGY NORTE LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"4202.89 m MD · Kelly Bushing","spudDate":"1988-10-23","completionDate":"1988-12-18","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":4202.887193611611,"measurements":[{"value":4202.887193611611,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":3901.744794069348,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":139.29359978827372,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.2597011,"longitude":0.0867223,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21a-+38%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1988-12-16","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":"Dry Hole","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P218","totalDepthLicenceNumber":"P218"}
{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21a-38z","wellId":"15/21a- 38","sourceRecordId":"15/21a- 38Z","name":"15/21a- 38Z","wellName":"15/21a- 38Z","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"SERICA ENERGY NORTE LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"4120.9 m MD · Kelly Bushing","spudDate":"1988-12-18","completionDate":"1989-02-12","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":4120.895993736238,"measurements":[{"value":4120.895993736238,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":3904.487994065178,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":139.29359978827372,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.2597011,"longitude":0.0867223,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21a-+38Z%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1989-01-23","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":"15/21a- 38","parentRole":"Sidetrack","sidetrackType":null,"licenceNumber":"P218","totalDepthLicenceNumber":"P218"}
{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21a-51","wellId":"15/21a- 51","sourceRecordId":"15/21a- 51","name":"15/21a- 51","wellName":"15/21a- 51","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"SERICA ENERGY NORTE LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"3006.85 m MD · Kelly Bushing","spudDate":"1993-10-31","completionDate":"1993-12-10","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":3006.851995429585,"measurements":[{"value":3006.851995429585,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":140.20799978688385,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.2351502,"longitude":0.112032,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21a-+51%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1993-11-29","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P218","totalDepthLicenceNumber":null}
{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21a-55","wellId":"15/21a- 55","sourceRecordId":"15/21a- 55","name":"15/21a- 55","wellName":"15/21a- 55","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"SERICA ENERGY NORTE LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"3977.94 m MD · Kelly Bushing","spudDate":"1995-05-14","completionDate":"2008-07-07","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":3977.944793953524,"measurements":[{"value":3977.944793953524,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":3946.85519400078,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":140.21,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.2496456,"longitude":0.119557,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21a-+55%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1995-05-30","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":"Oil Show","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P218","totalDepthLicenceNumber":"P218"}
{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21a-7","wellId":"15/21a- 7","sourceRecordId":"15/21a- 7","name":"15/21a- 7","wellName":"15/21a- 7","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"SERICA ENERGY NORTE LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"3771.9 m MD · Kelly Bushing","spudDate":"1983-08-26","completionDate":"1983-11-09","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":3771.899994266712,"measurements":[{"value":3771.899994266712,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":143.56,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.3257181,"longitude":0.1378929,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21a-+7%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1983-10-11","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P218","totalDepthLicenceNumber":"P218"}
{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21b-37","wellId":"15/21b- 37","sourceRecordId":"15/21b- 37","name":"15/21b- 37","wellName":"15/21b- 37","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"HESS LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"HESS LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"HESS LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"3462.22 m MD · Kelly Bushing","spudDate":"1988-09-13","completionDate":"1988-10-22","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":3462.2231947374207,"measurements":[{"value":3462.2231947374207,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":2536.240796144914,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":138.68399978920033,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.2075603,"longitude":0.0872246,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21b-+37%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1988-10-13","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":"Dry Hole","fluidTypes":null,"parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P588","totalDepthLicenceNumber":"P588"}
{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21b-47","wellId":"15/21b- 47","sourceRecordId":"15/21b- 47","name":"15/21b- 47","wellName":"15/21b- 47","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"SERICA ENERGY NORTE LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"4089.81 m MD · Kelly Bushing","spudDate":"1992-03-05","completionDate":"1992-06-24","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":4089.806393783494,"measurements":[{"value":4089.806393783494,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":139.29359978827372,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.3144025,"longitude":0.0341434,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21b-+47%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1992-06-01","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P588","totalDepthLicenceNumber":"P588"}
{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21b-49","wellId":"15/21b- 49J","sourceRecordId":"15/21b- 49","name":"15/21b- 49","wellName":"15/21b- 49","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"SERICA ENERGY NORTE LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"5120.94 m MD · Kelly Bushing","spudDate":"1993-03-04","completionDate":"2005-10-12","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":5120.9447922161635,"measurements":[{"value":5120.9447922161635,"unit":"m","kind":"measured-depth","reference":"Kelly Bushing","sourceField":"TDMDDEPM"},{"value":4759.147192766096,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":139.90319978734712,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.3284505,"longitude":0.0614963,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21b-+49%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1993-04-30","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":"Oil Show","fluidTypes":"Oil","parentWell":"15/21b- 49J","parentRole":"Sidetrack","sidetrackType":"Mechanical","licenceNumber":"P588","totalDepthLicenceNumber":"P588"}
{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21b-49j","wellId":"15/21b- 49J","sourceRecordId":"15/21b- 49J","name":"15/21b- 49J","wellName":"15/21b- 49J","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"SERICA ENERGY NORTE LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"3790.19 m MD · Rotary Table","spudDate":"1993-01-10","completionDate":"1993-03-04","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":3790.187994238914,"measurements":[{"value":3790.187994238914,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":3574.084794567391,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":139.90319978734712,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.3284505,"longitude":0.0614963,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21b-+49J%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1993-02-15","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":null,"fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P588","totalDepthLicenceNumber":"P588"}
{"snapshotSha256":"7d6e677299352a7b989393edc6a851c0822df0e5f2355d2bd0f6d0b3c86192df","sourceSha256":"ad10c28aabbd58cbd05f0692b3e8b18d929681e8afce4d92c4c5aeeaeadcefb8","id":"uk-nsta-offshore-15-21b-50","wellId":"15/21b- 50","sourceRecordId":"15/21b- 50","name":"15/21b- 50","wellName":"15/21b- 50","catalogue":"uk-nsta-offshore","sector":"oil-gas","purposeGroup":"exploration","classificationBasis":"wellficent-source-purpose-v2","classificationSha256":"83e4157601b4d73cb883d6e8578f9fe1ea467bb929d96a74071d77068ee8ca48","qualityFlags":[],"qualityRuleVersion":"wellficent-row-quality-v1","sourcePurpose":"Exploration","sourceStatus":"Decomissioned","operator":"HESS LIMITED","operatorRole":"responsible-wellbore-operator","companies":[{"sourceId":null,"url":null,"name":"HESS LIMITED","role":"responsible-wellbore-operator"},{"sourceId":null,"url":null,"name":"HESS LIMITED","role":"licence-origin-operator"},{"sourceId":null,"url":null,"name":"SERICA ENERGY NORTE LIMITED","role":"licence-td-operator"}],"basin":null,"area":"Seaward","depth":"2913.89 m MD · Rotary Table","spudDate":"1993-08-16","completionDate":"1993-09-22","sourceUpdatedAt":null,"statusEffectiveDate":null,"authorizationDate":null,"operatorCode":null,"measuredDepthM":2913.8879955708903,"measurements":[{"value":2913.8879955708903,"unit":"m","kind":"measured-depth","reference":"Rotary Table","sourceField":"TDMDDEPM"},{"value":2886.605352,"unit":"m","kind":"vertical-depth","reference":"subsea","sourceField":"TDTVDSSM"},{"value":140.81759978595724,"unit":"m","kind":"water-depth","reference":null,"sourceField":"WATDEP_M"}],"latitude":58.2263199,"longitude":0.1322028,"coordinateCrs":"EPSG:4326","positionAccuracy":null,"coordinateMethod":"official-WGS84-top-hole-geometry-outSR-4326","sourceAsOf":null,"sourceCheckedAt":"2026-10-02","sourceUrl":"https://services-eu1.arcgis.com/OZMfUznmLTnWccBc/arcgis/rest/services/UKCS_offshore_wellbore_top_holes_(WGS84)/FeatureServer/0/query?where=WELLREGNO%3D%2715%2F21b-+50%27&outFields=%2A&outSR=4326&f=json","sourceAttribution":"Contains information provided by the North Sea Transition Authority and/or other third parties.","sourceTermsUrl":null,"sourceRightsReviewUrl":"https://www.arcgis.com/home/item.html?id=b5752e9f56a949e3ad44a08144e621a8","reuseLicense":"unconfirmed","commercialUseAllowed":null,"spudYear":null,"facility":null,"totalDepthReachedDate":"1993-09-13","completionStatus":"Abandoned Phase 3","wellboreStatus":"EXTANT","originStatus":"Decommissioned","targetField":null,"prospect":null,"flowClass":"Oil Well","fluidTypes":"Oil","parentWell":null,"parentRole":null,"sidetrackType":null,"licenceNumber":"P588","totalDepthLicenceNumber":"P588"}