30/12b- 8
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
- 30/12b- 8
- Borehole / source record ID
- 30/12b- 8
- Sector
- Oil and gas
- Derived purpose group
- Appraisal
- Operator in source snapshot
- NEO NEXT + ENERGY RESOURCES UK LIMITED
- Recorded spud date
- 1996-06-20
- Recorded completion date
- 1996-09-05
- Latitude / longitude (WGS84)
- 56.521906 / 2.201869
- Source-reported measurements
- 4053.23 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
- 1996-07-28
- Source completion status
- Abandoned Phase 3
- Source wellbore status
- EXTANT
- Source well-origin status
- Decommissioned
- Target field
- HALLEY
- Flow class
- Oil Well
- Source fluid types
- Oil
- Licence number
- P185
- Total-depth licence number
- P185
Company roles reported by source
- Responsible wellbore operatorNEO NEXT + ENERGY RESOURCES UK LIMITED
- Licence operator at well originNEO NEXT + ENERGY RESOURCES UK LIMITED
- Licence operator at total depthNEO NEXT + ENERGY RESOURCES UK LIMITED
| Source-reported measurements | Value | Reference |
|---|---|---|
| TDMDDEPM | 4,053.23 m | Kelly Bushing |
| TDTVDSSM | 4,027.60 m | subsea |
| WATDEP_M | 83.21 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 |
|---|---|---|---|
| 30/12b- 6 | 1.59 km | 4,329 m | NSTA — UK offshore wellbore top holes |
| 30/12b- 4 | 2.19 km | 4,600 m | NSTA — UK offshore wellbore top holes |
| 30/12b- 10 | 2.51 km | 4,191 m | NSTA — UK offshore wellbore top holes |
| 30/11b- 5 | 2.97 km | 4,581 m | NSTA — UK offshore wellbore top holes |
| 30/16-F26 | 4.32 km | 4,301 m | NSTA — UK offshore wellbore top holes |
| 30/16-F26J | 4.32 km | 1,091 m | NSTA — UK offshore wellbore top holes |
| 30/16-F26K | 4.32 km | 2,134 m | NSTA — UK offshore wellbore top holes |
| 30/16-T2 | 4.35 km | 3,941 m | NSTA — UK offshore wellbore top holes |
| 30/16-T2J | 4.35 km | 1,670 m | NSTA — UK offshore wellbore top holes |
| 30/16-T2K | 4.35 km | 2,154 m | NSTA — UK offshore wellbore top holes |
| 30/16-T2L | 4.35 km | 2,518 m | NSTA — UK offshore wellbore top holes |
| 30/16-F3 | 4.40 km | 3,825 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-P003242 | 14.97 km | 72.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003240 | 16.18 km | 52.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003241 | 17.00 km | 49.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003227 | 18.07 km | 66.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003239 | 20.68 km | 64.00 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.