31/5-2 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
- 31/5-2
- Borehole / source record ID
- 499
- Sector
- Oil and gas
- Derived purpose group
- Appraisal
- Operator in source snapshot
- Saga Petroleum ASA
- Recorded spud date
- 1984-06-13
- Recorded completion date
- 1984-08-30
- Latitude / longitude (WGS84)
- 60.725410 / 3.546289
- Source-reported measurements
- 2500 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
- TREASURE SAGA
Company roles reported by source
- Drilling operatorSaga Petroleum ASAOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 2,500.00 m | RKB |
| wlbFinalVerticalDepth | 2,500.00 m | RKB |
| wlbWaterDepth | 316.00 m | Not reported / not verified |
| wlbBottomHoleTemperature | 87.00 °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 |
|---|---|---|---|
| 31/5-2 | 0.00 km | 2,500 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-1 | 0.07 km | 860 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-4 S | 0.93 km | 1,909 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-4 A | 0.93 km | 2,603 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-4 AR | 0.93 km | 2,603 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-4 AR2 | 0.93 km | 2,610 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-I-23 H | 1.63 km | 2,040 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-I-23 AH | 1.63 km | 4,798 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-I-23 BY1H | 1.63 km | 5,594 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-I-23 BY2H | 1.63 km | 5,372 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-I-23 BY3H | 1.63 km | 6,723 m | Norwegian Offshore Directorate — Wellbores |
| 31/5-I-22 H | 1.64 km | 2,002 m | Norwegian Offshore Directorate — Wellbores |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 2500
- True vertical depth (RKB)
- 2500
- Water depth
- 316
- Bottom-hole temperature
- 87
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 342 / 670 |
| GROUP | HORDALAND GP | 670 / 1,210 |
| GROUP | ROGALAND GP | 1,210 / 1,432 |
| FORMATION | BALDER FM | 1,210 / 1,286 |
| FORMATION | SELE FM | 1,286 / 1,382 |
| FORMATION | LISTA FM | 1,382 / 1,432 |
| GROUP | SHETLAND GP | 1,432 / 1,450 |
| FORMATION | HARDRÅDE FM | 1,432 / 1,441 |
| FORMATION | UNDIFFERENTIATED | 1,441 / 1,450 |
| GROUP | CROMER KNOLL GP | 1,450 / 1,475 |
| FORMATION | RØDBY FM | 1,450 / 1,465 |
| FORMATION | ÅSGARD FM | 1,465 / 1,475 |
| GROUP | VIKING GP | 1,475 / 1,957 |
| FORMATION | DRAUPNE FM | 1,475 / 1,516 |
| FORMATION | INTRA DRAUPNE FM SS | 1,516 / 1,521 |
| FORMATION | SOGNEFJORD FM | 1,521 / 1,642 |
| FORMATION | HEATHER FM | 1,642 / 1,674 |
| FORMATION | FENSFJORD FM | 1,674 / 1,826 |
| FORMATION | KROSSFJORD FM | 1,826 / 1,908 |
| FORMATION | HEATHER FM | 1,908 / 2,036 |
| GROUP | BRENT GP | 1,957 / 2,036 |
| GROUP | DUNLIN GP | 2,036 / 2,336 |
| FORMATION | DRAKE FM | 2,036 / 2,176 |
| FORMATION | COOK FM | 2,176 / 2,194 |
| FORMATION | AMUNDSEN FM | 2,194 / 2,225 |
| FORMATION | JOHANSEN FM | 2,225 / 2,323 |
| FORMATION | AMUNDSEN FM | 2,323 / 2,500 |
| GROUP | STATFJORD GP | 2,336 / 2,393 |
| GROUP | HEGRE GP | 2,393 / 2,500 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|
| Well tests | Depth (m MD, RKB) | Measurements |
|---|---|---|
| 3 | 1546 / 1554 | {"test-from-depth":{"value":1546,"unit":"m","reference":null,"qualityFlags":[]},"test-to-depth":{"value":1554,"unit":"m","reference":null,"qualityFlags":[]},"choke-size":{"value":44.5,"unit":"mm","reference":null,"qualityFlags":[]},"final-shut-in-pressure":{"value":6.8,"unit":"MPa","reference":"DST final shut-in; pressure datum unreported","qualityFlags":[]},"final-flow-pressure":{"value":0,"unit":"MPa","reference":"DST final flow; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"bottom-hole-pressure":{"value":14.8,"unit":"MPa","reference":"DST bottom hole; pressure datum unreported","qualityFlags":[]},"downhole-temperature":{"value":0,"unit":"degC","reference":"DST","qualityFlags":["zero-meaning-unresolved"]},"test-oil-flow":{"value":0,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":["zero-meaning-unresolved"]},"test-gas-flow":{"value":1240000,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"oil-density":{"value":0.78,"unit":"g/cm3","reference":"DST","qualityFlags":[]},"gas-relative-density":{"value":0.61,"unit":"1","reference":"air = 1","qualityFlags":[]},"test-gas-oil-ratio":{"value":0,"unit":"m3/m3","reference":"DST","qualityFlags":["zero-meaning-unresolved"]}} |
| 2 | 1574 / 1576 | {"test-from-depth":{"value":1574,"unit":"m","reference":null,"qualityFlags":[]},"test-to-depth":{"value":1576,"unit":"m","reference":null,"qualityFlags":[]},"choke-size":{"value":44.5,"unit":"mm","reference":null,"qualityFlags":[]},"final-shut-in-pressure":{"value":0.14,"unit":"MPa","reference":"DST final shut-in; pressure datum unreported","qualityFlags":[]},"final-flow-pressure":{"value":0,"unit":"MPa","reference":"DST final flow; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"bottom-hole-pressure":{"value":12.7,"unit":"MPa","reference":"DST bottom hole; pressure datum unreported","qualityFlags":[]},"downhole-temperature":{"value":0,"unit":"degC","reference":"DST","qualityFlags":["zero-meaning-unresolved"]},"test-oil-flow":{"value":1089,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"test-gas-flow":{"value":0,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":["zero-meaning-unresolved"]},"oil-density":{"value":0.89,"unit":"g/cm3","reference":"DST","qualityFlags":[]},"gas-relative-density":{"value":0.66,"unit":"1","reference":"air = 1","qualityFlags":[]},"test-gas-oil-ratio":{"value":53,"unit":"m3/m3","reference":"DST","qualityFlags":[]}} |
| 1 | 1577 / 1581 | {"test-from-depth":{"value":1577,"unit":"m","reference":null,"qualityFlags":[]},"test-to-depth":{"value":1581,"unit":"m","reference":null,"qualityFlags":[]},"choke-size":{"value":25.4,"unit":"mm","reference":null,"qualityFlags":[]},"final-shut-in-pressure":{"value":0.2,"unit":"MPa","reference":"DST final shut-in; pressure datum unreported","qualityFlags":[]},"final-flow-pressure":{"value":0,"unit":"MPa","reference":"DST final flow; pressure datum unreported","qualityFlags":["zero-meaning-unresolved"]},"bottom-hole-pressure":{"value":14.9,"unit":"MPa","reference":"DST bottom hole; pressure datum unreported","qualityFlags":[]},"downhole-temperature":{"value":0,"unit":"degC","reference":"DST","qualityFlags":["zero-meaning-unresolved"]},"test-oil-flow":{"value":447,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":[]},"test-gas-flow":{"value":0,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":["zero-meaning-unresolved"]},"oil-density":{"value":0.896,"unit":"g/cm3","reference":"DST","qualityFlags":[]},"gas-relative-density":{"value":0.066,"unit":"1","reference":"air = 1","qualityFlags":[]},"test-gas-oil-ratio":{"value":53,"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 | 31/5-2 R | 31/5-2 | 31/5-1 | 31/5-4 S | 31/5-4 A |
|---|---|---|---|---|---|
| NORDLAND GP | 342 | 342 | 342 | 339.5 | 339.5 |
| HORDALAND GP | 670 | 670 | 670 | 654 | 654 |
| ROGALAND GP | 1210 | 1210 | — | 1205 | 1205 |
| SHETLAND GP | 1432 | 1432 | — | 1449 | 1449 |
| CROMER KNOLL GP | 1450 | 1450 | — | 1470 | 1470 |
| VIKING GP | 1475 | 1475 | — | 1515 | 1515 |
| BRENT GP | 1957 | 1957 | — | — | — |
| DUNLIN GP | 2036 | 2036 | — | — | — |
| STATFJORD GP | 2336 | 2336 | — | — | — |
| HEGRE GP | 2393 | 2393 | — | — | — |
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-P055259 | 104.06 km | 50.00 mW/m2 | {"qualityScores":["U3.Mx.-------"]} |
| R24-P038356 | 113.18 km | 44.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P038365 | 155.34 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.