25/8-3
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
- 25/8-3
- Borehole / source record ID
- 364
- Sector
- Oil and gas
- Derived purpose group
- Appraisal
- Operator in source snapshot
- Esso Exploration and Production Norway A/S
- Recorded spud date
- 1981-03-20
- Recorded completion date
- 1981-04-17
- Latitude / longitude (WGS84)
- 59.272074 / 2.520086
- Source-reported measurements
- 1868 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
- GLOMAR BISCAY II
Company roles reported by source
- Drilling operatorEsso Exploration and Production Norway A/SOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 1,868.00 m | RKB |
| wlbWaterDepth | 130.00 m | Not reported / not verified |
| wlbBottomHoleTemperature | 50.00 °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 |
|---|---|---|---|
| 25/8-10 S | 0.76 km | 1,890 m | Norwegian Offshore Directorate — Wellbores |
| 25/8-N-1 Y1H | 1.28 km | 4,611 m | Norwegian Offshore Directorate — Wellbores |
| 25/8-N-1 Y2H | 1.28 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 25/8-N-1 Y3H | 1.28 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-43 | 2.59 km | 209 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-41 | 2.61 km | 149 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-42 | 2.63 km | 150 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-40 | 2.65 km | 149 m | Norwegian Offshore Directorate — Wellbores |
| 25/8-1 | 2.95 km | 2,606 m | Norwegian Offshore Directorate — Wellbores |
| 25/8-14 S | 2.97 km | 2,825 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-11 | 3.29 km | 133 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-U-8 | 4.12 km | 201 m | Norwegian Offshore Directorate — Wellbores |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 1868
- True vertical depth (RKB)
- —
- Water depth
- 130
- Bottom-hole temperature
- 50
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 155 / 750 |
| FORMATION | UTSIRA FM | 623 / 700 |
| FORMATION | NO FORMAL NAME | 700 / 750 |
| GROUP | HORDALAND GP | 750 / 1,667 |
| FORMATION | SKADE FM | 750 / 945 |
| FORMATION | NO FORMAL NAME | 945 / 1,005 |
| FORMATION | SKADE FM | 1,005 / 1,031 |
| FORMATION | NO FORMAL NAME | 1,031 / 1,667 |
| GROUP | ROGALAND GP | 1,667 / 1,841 |
| FORMATION | BALDER FM | 1,667 / 1,733 |
| FORMATION | SELE FM | 1,733 / 1,753 |
| FORMATION | HERMOD FM | 1,753 / 1,767 |
| FORMATION | SELE FM | 1,767 / 1,770 |
| FORMATION | LISTA FM | 1,770 / 1,783 |
| FORMATION | HEIMDAL FM | 1,783 / 1,787 |
| FORMATION | LISTA FM | 1,787 / 1,794 |
| FORMATION | HEIMDAL FM | 1,794 / 1,835 |
| FORMATION | LISTA FM | 1,835 / 1,841 |
| GROUP | SHETLAND GP | 1,841 / 1,868 |
| FORMATION | EKOFISK FM | 1,841 / 1,868 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|---|---|
| 260 | 1.07 | observation-date-unreported, zero-meaning-unresolved |
| 420 | 1.08 | observation-date-unreported, zero-meaning-unresolved |
| 800 | 1.05 | observation-date-unreported, zero-meaning-unresolved |
| 1150 | 1.06 | observation-date-unreported, zero-meaning-unresolved |
| 1460 | 1.7 | observation-date-unreported, zero-meaning-unresolved |
| 1550 | 1.6 | 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 | 25/8-3 | 25/8-10 S | 25/8-1 | 25/8-14 S |
|---|---|---|---|---|
| NORDLAND GP | 155 | 153.5 | 138 | 153 |
| HORDALAND GP | 750 | 757 | 750 | 987 |
| ROGALAND GP | 1667.3 | 1644.7 | 1665 | 2044 |
| SHETLAND GP | 1840.6 | 1827.4 | 1845.6 | 2375 |
| CROMER KNOLL GP | — | — | 1936 | — |
| VIKING GP | — | — | 1981 | — |
| STATFJORD GP | — | — | 1987 | 2540 |
| NO GROUP DEFINED | — | — | 2158 | — |
| UNDEFINED GP | — | — | 2316.5 | — |
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 | 158.69 km | 66.50 mW/m2 | {"qualityScores":["U1.M3.SXXP-X-"]} |
| R24-P003221 | 167.35 km | 74.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003214 | 173.73 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.