211/21- 4A
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
- 211/21- 4A
- Borehole / source record ID
- 211/21- 4A
- Sector
- Oil and gas
- Derived purpose group
- Appraisal
- Operator in source snapshot
- SHELL U.K. LIMITED
- Recorded spud date
- 1975-12-03
- Recorded completion date
- 1976-02-02
- Latitude / longitude (WGS84)
- 61.277179 / 1.129219
- Source-reported measurements
- 3026.09 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
- 1976-01-21
- Source completion status
- Abandoned Phase 3
- Source wellbore status
- EXTANT
- Source well-origin status
- Decommissioned
- Target field
- CORMORANT NORTH
- Flow class
- Oil Well
- Source fluid types
- Oil
- Licence number
- P232
- Total-depth licence number
- P232
Company roles reported by source
- Responsible wellbore operatorSHELL U.K. LIMITED
- Licence operator at well originSHELL U.K. LIMITED
- Licence operator at total depthSHELL U.K. LIMITED
| Source-reported measurements | Value | Reference |
|---|---|---|
| TDMDDEPM | 3,026.09 m | Kelly Bushing |
| TDTVDSSM | 2,999.67 m | subsea |
| WATDEP_M | 159.72 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 |
|---|---|---|---|
| 211/21- 4 | 0.02 km | Not reported / not verified m | NSTA — UK offshore wellbore top holes |
| 211/21- 3A | 2.04 km | 2,896 m | NSTA — UK offshore wellbore top holes |
| 211/21- 3 | 2.10 km | Not reported / not verified m | NSTA — UK offshore wellbore top holes |
| 211/21a- 15 | 3.18 km | 3,657 m | NSTA — UK offshore wellbore top holes |
| 211/21-N5 | 4.25 km | 3,980 m | NSTA — UK offshore wellbore top holes |
| 211/21-N51 | 4.25 km | 4,245 m | NSTA — UK offshore wellbore top holes |
| CN10 | 4.25 km | 4,142 m | NSTA — UK offshore wellbore top holes |
| 211/21-N84 | 4.25 km | 3,962 m | NSTA — UK offshore wellbore top holes |
| 211/21-N43 | 4.25 km | 4,089 m | NSTA — UK offshore wellbore top holes |
| 211/21-N43J | 4.25 km | 302 m | NSTA — UK offshore wellbore top holes |
| 211/21-N43K | 4.25 km | 2,077 m | NSTA — UK offshore wellbore top holes |
| 211/21-N74 | 4.25 km | 4,335 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-P060200 | 86.13 km | 60.30 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.