25/8-12 A
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
- 25/8-12
- Borehole / source record ID
- 3772
- Sector
- Oil and gas
- Derived purpose group
- Appraisal
- Operator in source snapshot
- Esso Exploration and Production Norway A/S
- Recorded spud date
- 1999-06-09
- Recorded completion date
- 1999-06-19
- Latitude / longitude (WGS84)
- 59.289030 / 2.442639
- Source-reported measurements
- 2156 m MD · RKB
- Status reported by source
- P&A
- Source accessed
- 2026-10-02
- Source snapshot date
- Not reported / not verified
- Original coordinate reference system
- ED50 / service geometry EPSG:4326
- Drilling facility reported by source
- MÆRSK JUTLANDER
Company roles reported by source
- Drilling operatorEsso Exploration and Production Norway A/SOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 2,156.00 m | RKB |
| wlbFinalVerticalDepth | 2,083.00 m | RKB |
| wlbWaterDepth | 127.00 m | Not reported / not verified |
| wlbBottomHoleTemperature | 85.00 °C | Not reported / not verified |
Norwegian Offshore Directorate — Wellbores ↗
Source accessed:
Reuse terms: review-source-terms
Source terms and attribution ↗Norwegian Offshore Directorate (NOD/SODIR), NLOD 2.0. Normalized by Wellficent.
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 |
|---|---|---|---|
| 25/8-12 S | 0.00 km | 2,096 m | Norwegian Offshore Directorate — Wellbores |
| 25/8-11 | 1.38 km | 1,994 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-40 | 2.54 km | 149 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-41 | 2.56 km | 149 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-42 | 2.59 km | 150 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-43 | 2.60 km | 209 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-6 | 2.61 km | 150 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-5 | 2.62 km | 235 m | Norwegian Offshore Directorate — Wellbores |
| 25/8-15 S | 2.63 km | 4,804 m | Norwegian Offshore Directorate — Wellbores |
| 25/8-C-3 | 2.63 km | 4,647 m | Norwegian Offshore Directorate — Wellbores |
| 25/8-C-3 A | 2.63 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 25/8-C-2 A | 2.63 km | 5,027 m | Norwegian Offshore Directorate — Wellbores |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 2156
- True vertical depth (RKB)
- 2083
- Water depth
- 127
- Bottom-hole temperature
- 85
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 150 / 728 |
| FORMATION | UTSIRA FM | 560 / 672 |
| FORMATION | NO FORMAL NAME | 672 / 728 |
| GROUP | HORDALAND GP | 728 / 1,748 |
| FORMATION | SKADE FM | 728 / 954 |
| FORMATION | NO FORMAL NAME | 954 / 1,155 |
| FORMATION | GRID FM | 1,155 / 1,166 |
| FORMATION | NO FORMAL NAME | 1,166 / 1,748 |
| GROUP | ROGALAND GP | 1,748 / 1,921 |
| FORMATION | BALDER FM | 1,748 / 1,815 |
| FORMATION | SELE FM | 1,815 / 1,875 |
| FORMATION | LISTA FM | 1,875 / 1,915 |
| FORMATION | VÅLE FM | 1,915 / 2,028 |
| GROUP | SHETLAND GP | 1,921 / 1,946 |
| GROUP | STATFJORD GP | 1,946 / 2,028 |
| GROUP | NO GROUP DEFINED | 2,028 / 2,156 |
| FORMATION | SMITH BANK FM | 2,028 / 2,156 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|---|---|
| 825 | 1.32 | observation-date-unreported, zero-meaning-unresolved |
| 860 | 1.33 | observation-date-unreported, zero-meaning-unresolved |
| 1340 | 1.32 | observation-date-unreported, zero-meaning-unresolved |
| 2156 | 1.32 | observation-date-unreported, zero-meaning-unresolved |
Group tops in offset wells
Group tops below each borehole's own RKB. Not TVD below sea level; deviation and kelly-bushing elevations affect apparent depths.
| Group | 25/8-12 A | 25/8-12 S | 25/8-11 | 25/8-15 S |
|---|---|---|---|---|
| NORDLAND GP | 150 | 150 | 146 | 188.8 |
| HORDALAND GP | 728 | 728 | 707.5 | 1121 |
| ROGALAND GP | 1748 | 1698.8 | 1677.7 | 3086 |
| SHETLAND GP | 1920.9 | 1883.6 | 1876 | 4393 |
| STATFJORD GP | 1945.7 | 1905.9 | 1891 | 4698 |
| NO GROUP DEFINED | 2028.4 | 2040 | — | — |
| DUNLIN GP | — | — | — | 4546 |
| CROMER KNOLL GP | — | — | — | 4612 |
| VIKING GP | — | — | — | 4648 |
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-P031366 | 161.00 km | 66.50 mW/m2 | {"qualityScores":["U1.M3.SXXP-X-"]} |
| R24-P003221 | 168.38 km | 74.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003214 | 173.37 km | 50.00 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.