1/9-4 R
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
- 1/9-4
- Borehole / source record ID
- 1727
- Sector
- Oil and gas
- Derived purpose group
- Exploration
- Operator in source snapshot
- Den norske stats oljeselskap a.s
- Recorded spud date
- 1991-04-21
- Recorded completion date
- 1991-04-26
- Latitude / longitude (WGS84)
- 56.483710 / 2.931898
- Source-reported measurements
- 3710 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
- ROSS RIG (2)
Company roles reported by source
- Drilling operatorDen norske stats oljeselskap a.sOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 3,710.00 m | RKB |
| wlbWaterDepth | 75.00 m | Not reported / not verified |
| wlbBottomHoleTemperature | 150.00 °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 |
|---|---|---|---|
| 1/9-4 | 0.00 km | 3,710 m | Norwegian Offshore Directorate — Wellbores |
| 1/9-6 SR | 0.00 km | 3,879 m | Norwegian Offshore Directorate — Wellbores |
| 1/9-6 S | 0.00 km | 3,880 m | Norwegian Offshore Directorate — Wellbores |
| 1/9-A-3 H | 1.03 km | 3,329 m | Norwegian Offshore Directorate — Wellbores |
| 1/9-A-5 H | 1.03 km | 3,575 m | Norwegian Offshore Directorate — Wellbores |
| 1/9-A-1 H | 1.03 km | 3,575 m | Norwegian Offshore Directorate — Wellbores |
| 1/9-A-1 AH | 1.03 km | 3,485 m | Norwegian Offshore Directorate — Wellbores |
| 1/9-A-2 H | 1.03 km | 3,435 m | Norwegian Offshore Directorate — Wellbores |
| 1/9-A-6 H | 1.03 km | 3,538 m | Norwegian Offshore Directorate — Wellbores |
| 1/9-A-4 H | 1.04 km | 3,481 m | Norwegian Offshore Directorate — Wellbores |
| 1/9-U-1 | 1.04 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 1/9-U-32 | 1.49 km | 14 m | Norwegian Offshore Directorate — Wellbores |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 3710
- True vertical depth (RKB)
- —
- Water depth
- 75
- Bottom-hole temperature
- 150
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 100 / 1,025 |
| GROUP | HORDALAND GP | 1,025 / 2,941 |
| GROUP | ROGALAND GP | 2,941 / 3,114 |
| FORMATION | BALDER FM | 2,941 / 2,960 |
| FORMATION | SELE FM | 2,960 / 3,021 |
| FORMATION | LISTA FM | 3,021 / 3,091 |
| FORMATION | VÅLE FM | 3,091 / 3,114 |
| GROUP | SHETLAND GP | 3,114 / 3,646 |
| FORMATION | EKOFISK FM | 3,114 / 3,212 |
| FORMATION | TOR FM | 3,212 / 3,312 |
| FORMATION | HOD FM | 3,312 / 3,450 |
| FORMATION | BLODØKS FM | 3,450 / 3,494 |
| FORMATION | HIDRA FM | 3,494 / 3,646 |
| GROUP | CROMER KNOLL GP | 3,646 / 3,690 |
| FORMATION | RØDBY FM | 3,646 / 3,665 |
| FORMATION | ÅSGARD FM | 3,665 / 3,710 |
| GROUP | ZECHSTEIN GP | 3,690 / 3,710 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|
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 | 1/9-4 R | 1/9-4 | 1/9-6 S |
|---|---|---|---|
| NORDLAND GP | 100 | 100 | 102 |
| HORDALAND GP | 1025 | 1025 | 1755 |
| ROGALAND GP | 2941 | 2941 | 3242 |
| SHETLAND GP | 3114 | 3114 | 3411 |
| CROMER KNOLL GP | 3646 | 3646 | — |
| ZECHSTEIN GP | 3690 | 3690 | — |
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-P003245 | 14.53 km | 62.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003244 | 23.21 km | 63.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003243 | 24.57 km | 47.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003239 | 26.38 km | 64.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003249 | 33.00 km | 57.00 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.