17/12-4 B
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
- 17/12-4
- Borehole / source record ID
- 6211
- Sector
- Oil and gas
- Derived purpose group
- Appraisal
- Operator in source snapshot
- BG Norge AS
- Recorded spud date
- 2009-08-16
- Recorded completion date
- 2009-08-26
- Latitude / longitude (WGS84)
- 58.176510 / 3.918176
- Source-reported measurements
- 3253 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
- WEST ALPHA
Company roles reported by source
- Drilling operatorBG Norge ASOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 3,253.00 m | RKB |
| wlbFinalVerticalDepth | 2,312.00 m | RKB |
| wlbWaterDepth | 110.00 m | 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 |
|---|---|---|---|
| 17/12-4 | 0.00 km | 2,470 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-4 A | 0.00 km | 3,338 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-1 | 0.16 km | 144 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-3 | 0.19 km | 147 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-2 | 0.19 km | 147 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-14 | 0.93 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-21 | 1.08 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-24 | 1.12 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-23 | 1.16 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-11 | 1.21 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-20 | 1.26 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-16 | 1.44 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 3253
- True vertical depth (RKB)
- 2312
- Water depth
- 110
- Bottom-hole temperature
- —
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 128 / 486 |
| GROUP | HORDALAND GP | 486 / 744 |
| GROUP | ROGALAND GP | 744 / 780 |
| FORMATION | BALDER FM | 744 / 773 |
| FORMATION | VÅLE FM | 773 / 780 |
| GROUP | SHETLAND GP | 780 / 1,215 |
| FORMATION | EKOFISK FM | 780 / 799 |
| FORMATION | TOR FM | 799 / 984 |
| FORMATION | HOD FM | 984 / 1,210 |
| FORMATION | BLODØKS FM | 1,210 / 1,215 |
| GROUP | CROMER KNOLL GP | 1,215 / 2,101 |
| FORMATION | RØDBY FM | 1,215 / 1,336 |
| FORMATION | ÅSGARD FM | 1,336 / 2,101 |
| GROUP | BOKNFJORD GP | 2,101 / 2,536 |
| FORMATION | FLEKKEFJORD FM | 2,101 / 2,134 |
| FORMATION | SAUDA FM | 2,134 / 2,309 |
| FORMATION | TAU FM | 2,309 / 2,377 |
| FORMATION | EGERSUND FM | 2,377 / 2,536 |
| GROUP | VESTLAND GP | 2,536 / 3,253 |
| FORMATION | SANDNES FM | 2,536 / 2,595 |
| FORMATION | BRYNE FM | 2,595 / 3,253 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|---|---|
| 1485 | 1.35 | observation-date-unreported, zero-meaning-unresolved |
| 1640 | 1.35 | observation-date-unreported, zero-meaning-unresolved |
| 2512 | 1.35 | observation-date-unreported, zero-meaning-unresolved |
| 2985 | 1.35 | observation-date-unreported, zero-meaning-unresolved |
| 3253 | 1.39 | 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 | 17/12-4 B | 17/12-4 | 17/12-4 A |
|---|---|---|---|
| NORDLAND GP | 128 | 128 | 128.1 |
| HORDALAND GP | 486 | 486 | 486 |
| ROGALAND GP | 743.7 | 743.7 | 743.7 |
| SHETLAND GP | 780 | 780 | 780 |
| CROMER KNOLL GP | 1215 | 1216 | 1216 |
| BOKNFJORD GP | 2101 | 1992 | 2142 |
| VESTLAND GP | 2536 | 2276.5 | 2606 |
| NO GROUP DEFINED | — | 2439 | — |
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 | 77.80 km | 66.50 mW/m2 | {"qualityScores":["U1.M3.SXXP-X-"]} |
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.