8/3-1
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
- 8/3-1
- Borehole / source record ID
- 142
- Sector
- Oil and gas
- Derived purpose group
- Exploration
- Operator in source snapshot
- Esso Exploration and Production Norway A/S
- Recorded spud date
- 1966-07-19
- Recorded completion date
- 1966-10-10
- Latitude / longitude (WGS84)
- 57.986383 / 3.668799
- Source-reported measurements
- 3015 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
- OCEAN TRAVELER
Company roles reported by source
- Drilling operatorEsso Exploration and Production Norway A/SOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 3,015.00 m | RKB |
| wlbWaterDepth | 94.00 m | Not reported / not verified |
| wlbBottomHoleTemperature | 77.00 °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 |
|---|---|---|---|
| 8/3-2 | 12.03 km | 2,657 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-2 | 16.99 km | 2,334 m | Norwegian Offshore Directorate — Wellbores |
| 17/11-2 | 22.74 km | 2,644 m | Norwegian Offshore Directorate — Wellbores |
| 9/1-1 S | 22.87 km | 2,533 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-11 | 24.76 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-14 | 24.89 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-24 | 25.15 km | Not reported / not verified m | Norwegian Offshore Directorate — Wellbores |
| 17/12-3 | 25.48 km | 2,730 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-3 | 25.54 km | 147 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-2 | 25.54 km | 147 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-U-1 | 25.58 km | 144 m | Norwegian Offshore Directorate — Wellbores |
| 17/12-4 | 25.73 km | 2,470 m | Norwegian Offshore Directorate — Wellbores |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 3015
- True vertical depth (RKB)
- —
- Water depth
- 94
- Bottom-hole temperature
- 77
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 120 / 475 |
| GROUP | HORDALAND GP | 475 / 930 |
| GROUP | ROGALAND GP | 930 / 1,040 |
| FORMATION | BALDER FM | 930 / 955 |
| FORMATION | SELE FM | 955 / 975 |
| FORMATION | LISTA FM | 975 / 1,030 |
| FORMATION | VÅLE FM | 1,030 / 1,040 |
| GROUP | SHETLAND GP | 1,040 / 1,315 |
| FORMATION | EKOFISK FM | 1,040 / 1,090 |
| FORMATION | TOR FM | 1,090 / 1,315 |
| GROUP | CROMER KNOLL GP | 1,315 / 1,628 |
| FORMATION | ÅSGARD FM | 1,315 / 1,628 |
| GROUP | BOKNFJORD GP | 1,628 / 2,040 |
| FORMATION | FLEKKEFJORD FM | 1,628 / 1,658 |
| FORMATION | SAUDA FM | 1,658 / 1,831 |
| FORMATION | TAU FM | 1,831 / 1,890 |
| FORMATION | EGERSUND FM | 1,890 / 2,040 |
| GROUP | VESTLAND GP | 2,040 / 2,113 |
| FORMATION | SANDNES FM | 2,040 / 2,113 |
| GROUP | NO GROUP DEFINED | 2,113 / 2,205 |
| FORMATION | SKAGERRAK FM | 2,113 / 3,015 |
| GROUP | ZECHSTEIN GP | 2,205 / 2,965 |
| GROUP | BASEMENT | 2,965 / 3,015 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|---|---|
| 277 | 1.07 | observation-date-unreported, zero-meaning-unresolved |
| 1465 | 1.25 | observation-date-unreported, zero-meaning-unresolved |
| 1815 | 1.37 | 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 | 8/3-1 | 8/3-2 | 17/12-2 | 17/11-2 | 9/1-1 S |
|---|---|---|---|---|---|
| NORDLAND GP | 120 | 100 | 93 | 112 | 112 |
| HORDALAND GP | 475 | 486 | 707 | 689 | 462 |
| ROGALAND GP | 930 | 1017 | 924 | 1220 | 823 |
| SHETLAND GP | 1040 | 1115 | 991 | 1323 | 900 |
| CROMER KNOLL GP | 1315 | 1604 | 1476 | 1787 | 1229 |
| BOKNFJORD GP | 1628 | 2025 | 1932 | 2410 | 1934 |
| VESTLAND GP | 2040 | 2375 | 2157 | — | 2392 |
| NO GROUP DEFINED | 2113 | 2417 | 2300 | 2521 | — |
| ZECHSTEIN GP | 2205 | — | 2243 | — | — |
| ROTLIEGEND GP | — | — | 2293 | — | — |
| HEGRE GP | — | — | — | — | 2484 |
| BASEMENT | 2965 | — | — | — | — |
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 | 56.34 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.