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7/8-3

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
7/8-3
Borehole / source record ID
28
Sector
Oil and gas
Derived purpose group
Exploration
Operator in source snapshot
Conoco Norway Inc.
Recorded spud date
1983-09-12
Recorded completion date
1983-12-12
Latitude / longitude (WGS84)
57.257848 / 2.544492
Source-reported measurements
4320 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
BORGNY DOLPHIN

Company roles reported by source

Source-reported measurements
Source-reported measurementsValueReference
wlbTotalDepth4,320.00 mRKB
wlbFinalVerticalDepth4,320.00 mRKB
wlbWaterDepth81.00 mNot reported / not verified
wlbBottomHoleTemperature172.00 °CNot reported / not verified
Open source record ↗
JSON ↗Explore measurements ↗Data API ↗

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.

Nearby wells and heat flow
NameDistanceSource-reported measurementsSource catalogues
7/8-5 S1.66 km4,168 mNorwegian Offshore Directorate — Wellbores
7/11-85.06 km4,750 mNorwegian Offshore Directorate — Wellbores
7/11-136.51 km3,800 mNorwegian Offshore Directorate — Wellbores
7/8-47.01 km4,400 mNorwegian Offshore Directorate — Wellbores
7/8-6 S7.05 km3,220 mNorwegian Offshore Directorate — Wellbores
7/8-U-37.07 km124 mNorwegian Offshore Directorate — Wellbores
7/8-U-17.08 km124 mNorwegian Offshore Directorate — Wellbores
7/8-U-27.13 km124 mNorwegian Offshore Directorate — Wellbores
7/8-18.30 km3,334 mNorwegian Offshore Directorate — Wellbores
7/11-910.05 km4,271 mNorwegian Offshore Directorate — Wellbores
7/11-514.02 km4,478 mNorwegian Offshore Directorate — Wellbores
7/11-11 S15.18 km4,679 mNorwegian Offshore Directorate — Wellbores

Digital well log

SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.

Total depth
4320
True vertical depth (RKB)
4320
Water depth
81
Bottom-hole temperature
172
7/8-3 · Digital well log01080216032404320NORDLAND GPHORDALAND GPROGALAND GPSHETLAND GPCROMER KNOLL GPTYNE GPVESTLAND GPNO GROUP DEFINEDZECHSTEIN GP
Depth (m MD, RKB)
Digital well log
GroupFormationDepth (m MD, RKB)
GROUPNORDLAND GP106 / 1,334
GROUPHORDALAND GP1,334 / 2,717
GROUPROGALAND GP2,717 / 2,858
FORMATIONBALDER FM2,717 / 2,753
FORMATIONSELE FM2,753 / 2,778
FORMATIONLISTA FM2,778 / 2,831
FORMATIONMAUREEN FM2,831 / 2,858
GROUPSHETLAND GP2,858 / 3,393
FORMATIONEKOFISK FM2,858 / 3,024
FORMATIONTOR FM3,024 / 3,275
FORMATIONHOD FM3,275 / 3,361
FORMATIONBLODØKS FM3,361 / 3,367
FORMATIONHIDRA FM3,367 / 3,393
GROUPCROMER KNOLL GP3,393 / 3,639
FORMATIONRØDBY FM3,393 / 3,639
GROUPTYNE GP3,639 / 3,724
FORMATIONMANDAL FM3,639 / 3,675
FORMATIONFARSUND FM3,675 / 3,724
GROUPVESTLAND GP3,724 / 3,767
FORMATIONULA FM3,724 / 3,767
GROUPNO GROUP DEFINED3,767 / 4,237
FORMATIONSMITH BANK FM3,767 / 4,320
GROUPZECHSTEIN GP4,237 / 4,320
Mud density (g/cm³)
Depth (m MD, RKB)Mud density (g/cm³)Quality flags
Well tests
Well testsDepth (m MD, RKB)Measurements
23734 / 3741{"test-from-depth":{"value":3734,"unit":"m","reference":null,"qualityFlags":[]},"test-to-depth":{"value":3741,"unit":"m","reference":null,"qualityFlags":[]},"choke-size":{"value":50,"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":70,"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":0.882,"unit":"g/cm3","reference":"DST","qualityFlags":[]},"gas-relative-density":{"value":0,"unit":"1","reference":"air = 1","qualityFlags":["zero-meaning-unresolved"]},"test-gas-oil-ratio":{"value":0,"unit":"m3/m3","reference":"DST","qualityFlags":["zero-meaning-unresolved"]}}
13762 / 3767{"test-from-depth":{"value":3762,"unit":"m","reference":null,"qualityFlags":[]},"test-to-depth":{"value":3767,"unit":"m","reference":null,"qualityFlags":[]},"choke-size":{"value":50,"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":207,"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":0.882,"unit":"g/cm3","reference":"DST","qualityFlags":[]},"gas-relative-density":{"value":0.88,"unit":"1","reference":"air = 1","qualityFlags":[]},"test-gas-oil-ratio":{"value":32,"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 tops in offset wells
Group7/8-37/8-5 S7/11-87/11-137/8-4
NORDLAND GP106125.7102122107
HORDALAND GP13341368140414341450
ROGALAND GP2716.52822289929222954.5
SHETLAND GP2858298530393076.53125
CROMER KNOLL GP33933593367636413728
TYNE GP3638.53832—36803816.5
HEGRE GP———36973826
VESTLAND GP3723.53950———
NO GROUP DEFINED376740213725——
ZECHSTEIN GP4237————

Subsurface temperature and heat flow

Compare bottom-hole temperatures with depth and see measured heat flow near wells: context for geothermal reuse.

Subsurface temperature and heat flow
NameDistanceSubsurface temperature and heat flowQuality flags
R24-P00321539.52 km56.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00324645.19 km68.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P03136666.98 km66.50 mW/m2{"qualityScores":["U1.M3.SXXP-X-"]}
R24-P00322267.78 km56.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00322768.26 km66.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
w.

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