25/5-1 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
- 25/5-1
- Borehole / source record ID
- 1131
- Sector
- Oil and gas
- Derived purpose group
- Appraisal
- Operator in source snapshot
- Elf Petroleum Norge AS
- Recorded spud date
- 1987-08-01
- Recorded completion date
- 1987-09-16
- Latitude / longitude (WGS84)
- 59.729220 / 2.568735
- Source-reported measurements
- 3432 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
- NORTRYM
Company roles reported by source
- Drilling operatorElf Petroleum Norge ASOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 3,432.00 m | RKB |
| wlbFinalVerticalDepth | 3,178.00 m | RKB |
| wlbWaterDepth | 118.00 m | Not reported / not verified |
| wlbBottomHoleTemperature | 114.00 °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 |
|---|---|---|---|
| 25/5-1 | 0.00 km | 3,429 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-U-26 | 0.58 km | 1,495 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-U-1 | 0.84 km | 100 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-U-6 | 0.85 km | 40 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-U-4 | 0.86 km | 60 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-A-3 | 0.86 km | 3,675 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-A-10 | 0.87 km | 5,363 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-A-4 | 0.87 km | 3,810 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-A-2 | 0.87 km | 4,084 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-A-2 A | 0.87 km | 4,590 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-A-1 | 0.87 km | 3,400 m | Norwegian Offshore Directorate — Wellbores |
| 25/5-A-6 | 0.87 km | 3,742 m | Norwegian Offshore Directorate — Wellbores |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 3432
- True vertical depth (RKB)
- 3178
- Water depth
- 118
- Bottom-hole temperature
- 114
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 143 / 920 |
| FORMATION | UTSIRA FM | 444 / 588 |
| FORMATION | UNDIFFERENTIATED | 588 / 951 |
| GROUP | HORDALAND GP | 920 / 2,170 |
| FORMATION | SKADE FM | 951 / 1,102 |
| FORMATION | NO FORMAL NAME | 1,102 / 1,287 |
| FORMATION | GRID FM | 1,287 / 1,345 |
| FORMATION | NO FORMAL NAME | 1,345 / 2,170 |
| GROUP | ROGALAND GP | 2,170 / 2,616 |
| FORMATION | BALDER FM | 2,170 / 2,201 |
| FORMATION | INTRA BALDER FM SS | 2,201 / 2,215 |
| FORMATION | BALDER FM | 2,215 / 2,241 |
| FORMATION | SELE FM | 2,241 / 2,277 |
| FORMATION | LISTA FM | 2,277 / 2,405 |
| FORMATION | TY FM | 2,405 / 2,590 |
| FORMATION | VÅLE FM | 2,590 / 2,616 |
| GROUP | SHETLAND GP | 2,616 / 3,142 |
| FORMATION | HARDRÅDE FM | 2,616 / 2,953 |
| FORMATION | KYRRE FM | 2,953 / 3,150 |
| GROUP | CROMER KNOLL GP | 3,142 / 3,150 |
| GROUP | VIKING GP | 3,150 / 3,312 |
| FORMATION | DRAUPNE FM | 3,150 / 3,225 |
| FORMATION | HEATHER FM | 3,225 / 3,312 |
| GROUP | VESTLAND GP | 3,312 / 3,403 |
| FORMATION | HUGIN FM | 3,312 / 3,329 |
| FORMATION | SLEIPNER FM | 3,329 / 3,403 |
| GROUP | DUNLIN GP | 3,403 / 3,432 |
| FORMATION | DRAKE FM | 3,403 / 3,432 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|---|---|
| 2071 | 1.16 | |
| 2082 | 1.18 | |
| 2109 | 1.17 | |
| 2199 | 1.17 | |
| 2203 | 1.16 | |
| 2248 | 1.18 | |
| 2335 | 1.18 | |
| 2483 | 1.19 | |
| 2565 | 1.18 | |
| 2579 | 1.18 | |
| 2622 | 1.19 | |
| 2632 | 1.19 | |
| 2703 | 1.19 | |
| 2791 | 1.19 | |
| 2855 | 1.2 | |
| 2900 | 1.19 | |
| 2955 | 1.19 | |
| 3020 | 1.2 | |
| 3109 | 1.2 | |
| 3122 | 1.2 | |
| 3211 | 1.2 | |
| 3342 | 1.2 | |
| 3410 | 1.2 | |
| 3432 | 1.2 |
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 | 25/5-1 A | 25/5-1 |
|---|---|---|
| NORDLAND GP | 143 | 143 |
| HORDALAND GP | 920 | 920 |
| ROGALAND GP | 2170 | 2169 |
| SHETLAND GP | 2616 | 2588 |
| CROMER KNOLL GP | 3142 | 2900 |
| VIKING GP | 3150 | 2905 |
| VESTLAND GP | 3312 | 2984 |
| DUNLIN GP | 3403 | 3060 |
| STATFJORD GP | — | 3232 |
| NO GROUP DEFINED | — | 3374 |
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-P055259 | 165.17 km | 50.00 mW/m2 | {"qualityScores":["U3.Mx.-------"]} |
| R24-P038356 | 168.68 km | 44.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P055260 | 199.08 km | 37.00 mW/m2 | {"qualityScores":["U4.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.