15/8-1
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
- 15/8-1
- Borehole / source record ID
- 321
- Sector
- Oil and gas
- Derived purpose group
- Exploration
- Operator in source snapshot
- Den norske stats oljeselskap a.s
- Recorded spud date
- 1981-07-18
- Recorded completion date
- 1982-01-07
- Latitude / longitude (WGS84)
- 58.362743 / 1.571231
- Source-reported measurements
- 4300 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
- GLOMAR BISCAY II
Company roles reported by source
- Drilling operatorDen norske stats oljeselskap a.sOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 4,300.00 m | RKB |
| wlbFinalVerticalDepth | 4,299.00 m | RKB |
| wlbWaterDepth | 112.00 m | Not reported / not verified |
| wlbBottomHoleTemperature | 141.00 °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 |
|---|---|---|---|
| 15/8-G-4 AH | 1.35 km | 5,014 m | Norwegian Offshore Directorate — Wellbores |
| 15/8-G-4 H | 1.35 km | 4,445 m | Norwegian Offshore Directorate — Wellbores |
| 15/8-G-1 H | 1.35 km | 3,950 m | NSTA — UK offshore wellbore top holes |
| 16/18a-G2 | 1.35 km | 4,104 m | NSTA — UK offshore wellbore top holes |
| 15/8-G-1 H | 1.36 km | 3,950 m | Norwegian Offshore Directorate — Wellbores |
| 15/8-G-1 AH | 1.36 km | 4,070 m | Norwegian Offshore Directorate — Wellbores |
| 16/18- 1 | 2.05 km | 4,548 m | NSTA — UK offshore wellbore top holes |
| 15/8-3 S | 3.76 km | 4,359 m | Norwegian Offshore Directorate — Wellbores |
| 15/8-2 | 5.97 km | 4,386 m | Norwegian Offshore Directorate — Wellbores |
| 16/18- 3 | 6.42 km | 2,163 m | NSTA — UK offshore wellbore top holes |
| 15/9-22 | 6.68 km | 3,923 m | Norwegian Offshore Directorate — Wellbores |
| 16/23- 5 | 7.44 km | 3,992 m | NSTA — UK offshore wellbore top holes |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 4300
- True vertical depth (RKB)
- 4299
- Water depth
- 112
- Bottom-hole temperature
- 141
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 137 / 1,359 |
| FORMATION | UTSIRA FM | 879 / 1,088 |
| FORMATION | NO FORMAL NAME | 1,088 / 1,926 |
| GROUP | HORDALAND GP | 1,359 / 2,365 |
| FORMATION | GRID FM | 1,926 / 2,225 |
| FORMATION | NO FORMAL NAME | 2,225 / 2,365 |
| GROUP | ROGALAND GP | 2,365 / 2,830 |
| FORMATION | BALDER FM | 2,365 / 2,418 |
| FORMATION | SELE FM | 2,418 / 2,463 |
| FORMATION | LISTA FM | 2,463 / 2,510 |
| FORMATION | HEIMDAL FM | 2,510 / 2,675 |
| FORMATION | LISTA FM | 2,675 / 2,727 |
| FORMATION | MAUREEN FM | 2,727 / 2,825 |
| FORMATION | VÅLE FM | 2,825 / 2,830 |
| GROUP | SHETLAND GP | 2,830 / 3,436 |
| FORMATION | EKOFISK FM | 2,830 / 2,841 |
| FORMATION | TOR FM | 2,841 / 2,998 |
| FORMATION | HOD FM | 2,998 / 3,237 |
| FORMATION | BLODØKS FM | 3,237 / 3,335 |
| FORMATION | SVARTE FM | 3,335 / 3,436 |
| GROUP | CROMER KNOLL GP | 3,436 / 3,535 |
| FORMATION | RØDBY FM | 3,436 / 3,445 |
| FORMATION | SOLA FM | 3,445 / 3,452 |
| FORMATION | ÅSGARD FM | 3,452 / 3,535 |
| GROUP | VIKING GP | 3,535 / 3,643 |
| FORMATION | DRAUPNE FM | 3,535 / 3,605 |
| FORMATION | HEATHER FM | 3,605 / 3,643 |
| GROUP | VESTLAND GP | 3,643 / 4,162 |
| FORMATION | HUGIN FM | 3,643 / 3,945 |
| FORMATION | SLEIPNER FM | 3,945 / 4,162 |
| GROUP | FLADEN GP | 4,162 / 4,300 |
| FORMATION | RATTRAY FM | 4,162 / 4,300 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|---|---|
| 207 | 1.03 | observation-date-unreported, zero-meaning-unresolved |
| 1161 | 1.12 | observation-date-unreported, zero-meaning-unresolved |
| 1387 | 1.1 | observation-date-unreported, zero-meaning-unresolved |
| 2400 | 1.19 | observation-date-unreported, zero-meaning-unresolved |
| 2582 | 1.24 | observation-date-unreported, zero-meaning-unresolved |
| 3658 | 1.38 | observation-date-unreported, zero-meaning-unresolved |
| 3991 | 1.38 | observation-date-unreported, zero-meaning-unresolved |
| 4147 | 1.36 | observation-date-unreported, zero-meaning-unresolved |
| Well tests | Depth (m MD, RKB) | Measurements |
|---|---|---|
| 4 | 3543 / 3653 | {"test-from-depth":{"value":3543,"unit":"m","reference":null,"qualityFlags":[]},"test-to-depth":{"value":3653,"unit":"m","reference":null,"qualityFlags":[]},"choke-size":{"value":22.2,"unit":"mm","reference":null,"qualityFlags":[]},"final-shut-in-pressure":{"value":0,"unit":"MPa","reference":"DST final shut-in; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"final-flow-pressure":{"value":0,"unit":"MPa","reference":"DST final flow; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"bottom-hole-pressure":{"value":0,"unit":"MPa","reference":"DST bottom hole; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"downhole-temperature":{"value":0,"unit":"degC","reference":"DST","qualityFlags":["zero-meaning-unresolved"]},"test-oil-flow":{"value":290,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"test-gas-flow":{"value":550000,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"oil-density":{"value":0.799,"unit":"g/cm3","reference":"DST","qualityFlags":[]},"gas-relative-density":{"value":0.832,"unit":"1","reference":"air = 1","qualityFlags":[]},"test-gas-oil-ratio":{"value":1897,"unit":"m3/m3","reference":"DST","qualityFlags":[]}} |
| 3 | 3688 / 3697 | {"test-from-depth":{"value":3688,"unit":"m","reference":null,"qualityFlags":[]},"test-to-depth":{"value":3697,"unit":"m","reference":null,"qualityFlags":[]},"choke-size":{"value":22.2,"unit":"mm","reference":null,"qualityFlags":[]},"final-shut-in-pressure":{"value":0,"unit":"MPa","reference":"DST final shut-in; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"final-flow-pressure":{"value":0,"unit":"MPa","reference":"DST final flow; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"bottom-hole-pressure":{"value":0,"unit":"MPa","reference":"DST bottom hole; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"downhole-temperature":{"value":0,"unit":"degC","reference":"DST","qualityFlags":["zero-meaning-unresolved"]},"test-oil-flow":{"value":408,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"test-gas-flow":{"value":657000,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"oil-density":{"value":0.846,"unit":"g/cm3","reference":"DST","qualityFlags":[]},"gas-relative-density":{"value":0.84,"unit":"1","reference":"air = 1","qualityFlags":[]},"test-gas-oil-ratio":{"value":1610,"unit":"m3/m3","reference":"DST","qualityFlags":[]}} |
| 2 | 3911 / 3926 | {"test-from-depth":{"value":3911,"unit":"m","reference":null,"qualityFlags":[]},"test-to-depth":{"value":3926,"unit":"m","reference":null,"qualityFlags":[]},"choke-size":{"value":16.7,"unit":"mm","reference":null,"qualityFlags":[]},"final-shut-in-pressure":{"value":0,"unit":"MPa","reference":"DST final shut-in; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"final-flow-pressure":{"value":0,"unit":"MPa","reference":"DST final flow; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"bottom-hole-pressure":{"value":0,"unit":"MPa","reference":"DST bottom hole; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"downhole-temperature":{"value":0,"unit":"degC","reference":"DST","qualityFlags":["zero-meaning-unresolved"]},"test-oil-flow":{"value":399,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"test-gas-flow":{"value":486000,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"oil-density":{"value":0.811,"unit":"g/cm3","reference":"DST","qualityFlags":[]},"gas-relative-density":{"value":0.944,"unit":"1","reference":"air = 1","qualityFlags":[]},"test-gas-oil-ratio":{"value":1218,"unit":"m3/m3","reference":"DST","qualityFlags":[]}} |
| 1 | 4079 / 4085 | {"test-from-depth":{"value":4079,"unit":"m","reference":null,"qualityFlags":[]},"test-to-depth":{"value":4085,"unit":"m","reference":null,"qualityFlags":[]},"choke-size":{"value":19.1,"unit":"mm","reference":null,"qualityFlags":[]},"final-shut-in-pressure":{"value":0,"unit":"MPa","reference":"DST final shut-in; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"final-flow-pressure":{"value":0,"unit":"MPa","reference":"DST final flow; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"bottom-hole-pressure":{"value":0,"unit":"MPa","reference":"DST bottom hole; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"downhole-temperature":{"value":0,"unit":"degC","reference":"DST","qualityFlags":["zero-meaning-unresolved"]},"test-oil-flow":{"value":316,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"test-gas-flow":{"value":427000,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"oil-density":{"value":0.754,"unit":"g/cm3","reference":"DST","qualityFlags":[]},"gas-relative-density":{"value":0.851,"unit":"1","reference":"air = 1","qualityFlags":[]},"test-gas-oil-ratio":{"value":1351,"unit":"m3/m3","reference":"DST","qualityFlags":[]}} |
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 | 15/8-1 | 15/8-2 | 15/9-22 |
|---|---|---|---|
| NORDLAND GP | 137 | 144 | 129 |
| HORDALAND GP | 1359 | 1027 | 1114 |
| ROGALAND GP | 2365 | — | 2355 |
| SHETLAND GP | 2830 | 2847.5 | 2794 |
| CROMER KNOLL GP | 3436 | 3558 | 3323 |
| VIKING GP | 3535 | 3763 | 3399.5 |
| VESTLAND GP | 3643 | 3881.5 | 3572 |
| NO GROUP DEFINED | — | — | 3756 |
| FLADEN GP | 4162 | — | — |
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-P003214 | 58.82 km | 50.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003221 | 66.83 km | 74.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003228 | 77.13 km | 54.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003220 | 78.56 km | 53.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003218 | 79.65 km | 59.00 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.