25/11-21 S
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
- 25/11-21
- Borehole / source record ID
- 2701
- Sector
- Oil and gas
- Derived purpose group
- Appraisal
- Operator in source snapshot
- Norsk Hydro Produksjon AS
- Recorded spud date
- 1995-10-23
- Recorded completion date
- 1995-11-14
- Latitude / longitude (WGS84)
- 59.161487 / 2.463096
- Source-reported measurements
- 1957 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
- TREASURE SAGA
Company roles reported by source
- Drilling operatorNorsk Hydro Produksjon ASOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 1,957.00 m | RKB |
| wlbFinalVerticalDepth | 1,889.50 m | RKB |
| wlbWaterDepth | 129.00 m | Not reported / not verified |
| wlbBottomHoleTemperature | 72.00 °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 |
|---|---|---|---|
| 25/11-21 A | 0.00 km | 3,006 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-18 | 1.22 km | 1,875 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-G-1 Y1 | 1.33 km | 4,656 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-G-1 Y2 | 1.33 km | 4,539 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-G-1 Y3 | 1.33 km | 5,586 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-G-1 Y4 | 1.33 km | 4,989 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-G-1 AY1 | 1.33 km | 4,583 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-G-1 AY2 | 1.33 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 25/11-G-1 AY3 | 1.33 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 25/11-G-5 | 1.33 km | 4,005 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-G-5 A | 1.33 km | 2,485 m | Norwegian Offshore Directorate — Wellbores |
| 25/11-G-5 BY1 | 1.33 km | 3,805 m | Norwegian Offshore Directorate — Wellbores |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 1957
- True vertical depth (RKB)
- 1889.5
- Water depth
- 129
- Bottom-hole temperature
- 72
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 155 / 796 |
| FORMATION | UTSIRA FM | 648 / 710 |
| FORMATION | NO FORMAL NAME | 710 / 796 |
| GROUP | HORDALAND GP | 796 / 1,723 |
| FORMATION | SKADE FM | 796 / 978 |
| FORMATION | UNDIFFERENTIATED | 978 / 1,000 |
| FORMATION | NO FORMAL NAME | 1,000 / 1,028 |
| FORMATION | UNDIFFERENTIATED | 1,028 / 1,074 |
| FORMATION | NO FORMAL NAME | 1,074 / 1,087 |
| FORMATION | UNDIFFERENTIATED | 1,087 / 1,102 |
| FORMATION | NO FORMAL NAME | 1,102 / 1,115 |
| FORMATION | UNDIFFERENTIATED | 1,115 / 1,221 |
| FORMATION | NO FORMAL NAME | 1,221 / 1,230 |
| FORMATION | UNDIFFERENTIATED | 1,230 / 1,723 |
| GROUP | ROGALAND GP | 1,723 / 1,908 |
| FORMATION | BALDER FM | 1,723 / 1,734 |
| FORMATION | SELE FM | 1,734 / 1,745 |
| FORMATION | LISTA FM | 1,745 / 1,788 |
| FORMATION | HEIMDAL FM | 1,788 / 1,876 |
| FORMATION | LISTA FM | 1,876 / 1,890 |
| FORMATION | VÅLE FM | 1,890 / 1,908 |
| GROUP | SHETLAND GP | 1,908 / 1,957 |
| FORMATION | EKOFISK FM | 1,908 / 1,929 |
| FORMATION | TOR FM | 1,929 / 1,947 |
| FORMATION | HOD FM | 1,947 / 1,957 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|---|---|
| 173 | 1.25 | observation-date-unreported, zero-meaning-unresolved |
| 216 | 1.02 | observation-date-unreported, zero-meaning-unresolved |
| 217 | 1.25 | observation-date-unreported, zero-meaning-unresolved |
| 1051 | 1.02 | observation-date-unreported, zero-meaning-unresolved |
| 1150 | 1.36 | observation-date-unreported, zero-meaning-unresolved |
| 1270 | 1.25 | observation-date-unreported, zero-meaning-unresolved |
| 1275 | 1.36 | observation-date-unreported, zero-meaning-unresolved |
| 1748 | 1.36 | observation-date-unreported, zero-meaning-unresolved |
| 1827 | 1.36 | observation-date-unreported, zero-meaning-unresolved |
| 1876 | 1.36 | observation-date-unreported, zero-meaning-unresolved |
| 1911 | 1.36 | observation-date-unreported, zero-meaning-unresolved |
| 1957 | 1.36 | 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 | 25/11-21 S | 25/11-21 A | 25/11-18 |
|---|---|---|---|
| NORDLAND GP | 155 | 155 | 150 |
| HORDALAND GP | 796 | 796 | 811 |
| ROGALAND GP | 1723 | 1735.5 | 1674 |
| SHETLAND GP | 1908 | — | 1833.5 |
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 | 146.78 km | 66.50 mW/m2 | {"qualityScores":["U1.M3.SXXP-X-"]} |
| R24-P003221 | 154.65 km | 74.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003214 | 161.40 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.