3/12b- 4Z
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
- 3/12b- 4
- Borehole / source record ID
- 3/12b- 4Z
- Sector
- Oil and gas
- Derived purpose group
- Exploration
- Operator in source snapshot
- NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED
- Recorded spud date
- 1992-02-29
- Recorded completion date
- 1992-04-27
- Latitude / longitude (WGS84)
- 60.612957 / 1.267631
- Source-reported measurements
- 3094.33 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
- 1992-04-20
- Source completion status
- Abandoned Phase 3
- Source wellbore status
- EXTANT
- Source well-origin status
- Decommissioned
- Flow class
- Dry Hole
- Parent well
- 3/12b- 4
- Parent-well relationship
- Sidetrack
- Licence number
- P619
- Total-depth licence number
- P619
Company roles reported by source
- Responsible wellbore operatorNEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED
- Licence operator at well originNEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED
- Licence operator at total depthNEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED
| Source-reported measurements | Value | Reference |
|---|---|---|
| TDMDDEPM | 3,094.33 m | Kelly Bushing |
| WATDEP_M | 133.81 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 |
|---|---|---|---|
| 3/12b- 4 | 0.00 km | 1,450 m | NSTA — UK offshore wellbore top holes |
| 3/11- 2 | 6.25 km | 2,544 m | NSTA — UK offshore wellbore top holes |
| 3/12- 2 | 6.31 km | 3,700 m | NSTA — UK offshore wellbore top holes |
| 3/07- 3 | 6.99 km | 3,798 m | NSTA — UK offshore wellbore top holes |
| 3/11- 1 | 7.86 km | 2,149 m | NSTA — UK offshore wellbore top holes |
| 3/12- 1 | 8.49 km | 3,214 m | NSTA — UK offshore wellbore top holes |
| 3/07b- 6 | 8.97 km | 3,835 m | NSTA — UK offshore wellbore top holes |
| 3/07b- 6 LH | 8.97 km | 1,611 m | NSTA — UK offshore wellbore top holes |
| 3/07a- 7 | 9.56 km | 3,923 m | NSTA — UK offshore wellbore top holes |
| 3/07a- 8 | 10.04 km | 3,955 m | NSTA — UK offshore wellbore top holes |
| 3/13b- 2 | 10.07 km | 5,097 m | NSTA — UK offshore wellbore top holes |
| 3/12a- 3 | 12.30 km | 3,502 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 | 158.11 km | 60.30 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P055259 | 221.91 km | 50.00 mW/m2 | {"qualityScores":["U3.Mx.-------"]} |
| R24-P038356 | 229.71 km | 44.00 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.