3/5-1
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
- 3/5-1
- Borehole / source record ID
- 290
- Sector
- Oil and gas
- Derived purpose group
- Exploration
- Operator in source snapshot
- Norwegian Gulf Exploration Company AS
- Recorded spud date
- 1978-05-03
- Recorded completion date
- 1978-06-28
- Latitude / longitude (WGS84)
- 56.623182 / 4.418510
- Source-reported measurements
- 3426 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
- ODIN DRILL
Company roles reported by source
- Drilling operatorNorwegian Gulf Exploration Company ASOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 3,426.00 m | RKB |
| wlbFinalVerticalDepth | 3,423.00 m | RKB |
| wlbWaterDepth | 63.70 m | Not reported / not verified |
| wlbBottomHoleTemperature | 96.00 °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 |
|---|---|---|---|
| 3/5-2 | 9.23 km | 3,825 m | Norwegian Offshore Directorate — Wellbores |
| 3/4-1 | 11.65 km | 3,107 m | Norwegian Offshore Directorate — Wellbores |
| 3/7-5 | 17.51 km | 3,666 m | Norwegian Offshore Directorate — Wellbores |
| 3/8-U-3 | 18.78 km | 109 m | Norwegian Offshore Directorate — Wellbores |
| 3/8-1 | 18.81 km | 4,070 m | Norwegian Offshore Directorate — Wellbores |
| 3/8-U-2 | 18.83 km | 109 m | Norwegian Offshore Directorate — Wellbores |
| 3/8-U-1 | 18.85 km | 109 m | Norwegian Offshore Directorate — Wellbores |
| 3/4-2 S | 20.10 km | 2,961 m | Norwegian Offshore Directorate — Wellbores |
| 3/7-6 | 22.72 km | 4,120 m | Norwegian Offshore Directorate — Wellbores |
| 3/7-2 | 25.57 km | 4,330 m | Norwegian Offshore Directorate — Wellbores |
| 3/7-7 | 25.63 km | 3,930 m | Norwegian Offshore Directorate — Wellbores |
| 3/7-U-7 | 25.64 km | 108 m | Norwegian Offshore Directorate — Wellbores |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 3426
- True vertical depth (RKB)
- 3423
- Water depth
- 63.7
- Bottom-hole temperature
- 96
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 89 / 993 |
| GROUP | HORDALAND GP | 993 / 2,114 |
| GROUP | ROGALAND GP | 2,114 / 2,202 |
| FORMATION | BALDER FM | 2,114 / 2,131 |
| FORMATION | SELE FM | 2,131 / 2,142 |
| FORMATION | LISTA FM | 2,142 / 2,150 |
| FORMATION | VÅLE FM | 2,150 / 2,202 |
| GROUP | SHETLAND GP | 2,202 / 2,683 |
| FORMATION | EKOFISK FM | 2,202 / 2,223 |
| FORMATION | TOR FM | 2,223 / 2,435 |
| FORMATION | HOD FM | 2,435 / 2,617 |
| FORMATION | BLODØKS FM | 2,617 / 2,647 |
| FORMATION | HIDRA FM | 2,647 / 2,683 |
| GROUP | CROMER KNOLL GP | 2,683 / 2,734 |
| FORMATION | TUXEN FM | 2,683 / 2,691 |
| FORMATION | ÅSGARD FM | 2,691 / 2,734 |
| GROUP | TYNE GP | 2,734 / 2,902 |
| FORMATION | MANDAL FM | 2,734 / 2,795 |
| FORMATION | ELDFISK FM | 2,795 / 2,817 |
| FORMATION | HAUGESUND FM | 2,817 / 2,902 |
| GROUP | ZECHSTEIN GP | 2,902 / 3,103 |
| FORMATION | UNDIFFERENTIATED | 2,902 / 3,100 |
| FORMATION | KUPFERSCHIEFER FM | 3,100 / 3,426 |
| GROUP | ROTLIEGEND GP | 3,103 / 3,426 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|---|---|
| 166 | 1.02 | observation-date-unreported, zero-meaning-unresolved |
| 480 | 1.16 | observation-date-unreported, zero-meaning-unresolved |
| 2201 | 1.25 | observation-date-unreported, zero-meaning-unresolved |
| 2560 | 1.26 | observation-date-unreported, zero-meaning-unresolved |
| 2955 | 1.48 | observation-date-unreported, zero-meaning-unresolved |
| 3425 | 1.48 | 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 | 3/5-1 | 3/5-2 | 3/4-1 | 3/7-5 | 3/8-1 |
|---|---|---|---|---|---|
| NORDLAND GP | 89 | 92 | 91.9 | 91 | 107.5 |
| HORDALAND GP | 993 | 1140 | 1103 | 1258 | 1215 |
| ROGALAND GP | 2114 | 2560 | 2317 | 2654 | 2643 |
| SHETLAND GP | 2202 | 2627 | 2415 | 2711 | 2762 |
| CROMER KNOLL GP | 2683 | 3062 | 2667.5 | 3044 | 3130 |
| TYNE GP | 2734 | 3144 | 2718 | 3085 | 3286 |
| VESTLAND GP | — | 3345 | 2736 | 3379 | — |
| ZECHSTEIN GP | 2902 | — | 3077 | 3609 | 3563 |
| HEGRE GP | — | — | 3013 | — | — |
| ROTLIEGEND GP | 3103 | — | — | — | 4020.5 |
| NO GROUP DEFINED | — | 3575.1 | — | — | — |
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-P051764 | 52.69 km | 43.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P004055 | 62.19 km | 66.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P004046 | 64.27 km | 72.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P004048 | 65.54 km | 66.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P004054 | 76.72 km | 65.00 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.