21/23a- 4
Partial source coverage. Status and company roles are reported by each source, not independently verified as current. Unknown does not mean zero.
- Name / source ID
- 21/23a- 4
- Borehole / source record ID
- 21/23a- 4
- Sector
- Oil and gas
- Derived purpose group
- Exploration
- Operator in source snapshot
- EQUINOR UK LIMITED
- Recorded spud date
- 1990-12-15
- Recorded completion date
- 1991-01-22
- Latitude / longitude (WGS84)
- 57.225218 / 0.561030
- Source-reported measurements
- 2194.56 m MD · Kelly Bushing
- Status reported by source
- Decomissioned
- Source accessed
- 2026-10-02
- Source snapshot date
- Not reported / not verified
- Original coordinate reference system
- EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary
- Total depth reached date
- 1991-01-13
- Source completion status
- Abandoned Phase 3
- Source wellbore status
- EXTANT
- Source well-origin status
- Decommissioned
- Flow class
- Dry Hole
- Licence number
- P21
- Total-depth licence number
- P21
Company roles reported by source
- Responsible wellbore operatorEQUINOR UK LIMITED
- Licence operator at well originEQUINOR UK LIMITED
- Licence operator at total depthEQUINOR UK LIMITED
| Source-reported measurements | Value | Reference |
|---|---|---|
| TDMDDEPM | 2,194.56 m | Kelly Bushing |
| TDTVDSSM | 2,169.57 m | subsea |
| WATDEP_M | 85.95 m | Not reported / not verified |
NSTA — UK offshore wellbore top holes ↗
Source accessed:
Reuse terms: unconfirmed
Contains information provided by the North Sea Transition Authority and/or other third parties.
ArcGIS item metadata does not specify a reuse licence; public access alone is not a licence.
Nearby wells and heat flow
These tools are descriptive: not forecasts, reserve estimates or investment advice. Source coverage is partial; unknown does not mean zero.
| Name | Distance | Source-reported measurements | Source catalogues |
|---|---|---|---|
| 21/24- 6 | 3.59 km | 2,393 m | NSTA — UK offshore wellbore top holes |
| 21/23b- 3 | 4.03 km | 2,018 m | NSTA — UK offshore wellbore top holes |
| 21/24-C4 | 4.44 km | 3,688 m | NSTA — UK offshore wellbore top holes |
| 21/24-C4Z | 4.44 km | 3,450 m | NSTA — UK offshore wellbore top holes |
| 21/24-C2 | 4.47 km | 3,929 m | NSTA — UK offshore wellbore top holes |
| 21/24-C1 | 4.47 km | 1,515 m | NSTA — UK offshore wellbore top holes |
| 21/24-C1Z | 4.47 km | 3,028 m | NSTA — UK offshore wellbore top holes |
| 21/24- 7 | 4.51 km | 2,359 m | NSTA — UK offshore wellbore top holes |
| 21/24- 7Y | 4.51 km | 2,722 m | NSTA — UK offshore wellbore top holes |
| 21/24- 7Z | 4.51 km | 2,353 m | NSTA — UK offshore wellbore top holes |
| 21/23b- 7 | 6.18 km | 1,925 m | NSTA — UK offshore wellbore top holes |
| 21/23b- 7Y | 6.18 km | 2,065 m | NSTA — UK offshore wellbore top holes |
Subsurface temperature and heat flow
Compare bottom-hole temperatures with depth and see measured heat flow near wells: context for geothermal reuse.
| Name | Distance | Subsurface temperature and heat flow | Quality flags |
|---|---|---|---|
| R24-P003232 | 15.60 km | 49.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003233 | 29.21 km | 64.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003216 | 32.51 km | 102.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003231 | 33.48 km | 62.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003236 | 35.16 km | 53.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
IHFC · Global Heat Flow Database, Release 2024 (v. 2026.03) ↗
Source accessed:
Reuse terms: CC-BY-4.0
Source terms and attribution ↗Global Heat Flow Data Assessment Group et al. (2024): The Global Heat Flow Database: Release 2024. V. 2026.03. GFZ Data Services. https://doi.org/10.5880/fidgeo.2024.014 Licensed under CC BY 4.0. Wellficent shows parent-level site values and selected metadata; values are not modified.