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WELL & ENERGY INTELLIGENCE
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7/11-9

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
7/11-9
Borehole / source record ID
856
Sector
Oil and gas
Derived purpose group
Exploration
Operator in source snapshot
Norsk Hydro Produksjon AS
Recorded spud date
1985-11-26
Recorded completion date
1986-03-09
Latitude / longitude (WGS84)
57.202626 / 2.412380
Source-reported measurements
4271 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
BYFORD DOLPHIN

Company roles reported by source

Source-reported measurements
Source-reported measurementsValueReference
wlbTotalDepth4,271.00 mRKB
wlbFinalVerticalDepth4,270.00 mRKB
wlbWaterDepth81.00 mNot reported / not verified
wlbBottomHoleTemperature170.00 °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
7/11-134.52 km3,800 mNorwegian Offshore Directorate — Wellbores
7/8-46.13 km4,400 mNorwegian Offshore Directorate — Wellbores
7/11-87.06 km4,750 mNorwegian Offshore Directorate — Wellbores
23/27- 47.97 km3,695 mNSTA — UK offshore wellbore top holes
23/27- 58.03 km2,970 mNSTA — UK offshore wellbore top holes
23/27- 98.77 km2,629 mNSTA — UK offshore wellbore top holes
23/27- 18.92 km3,129 mNSTA — UK offshore wellbore top holes
7/11-59.13 km4,478 mNorwegian Offshore Directorate — Wellbores
23/22b- 49.35 km4,320 mNSTA — UK offshore wellbore top holes
7/11-11 S9.51 km4,679 mNorwegian Offshore Directorate — Wellbores
7/11-49.81 km3,322 mNorwegian Offshore Directorate — Wellbores
23/22a- 39.90 km3,023 mNSTA — UK offshore wellbore top holes

Digital well log

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

Total depth
4271
True vertical depth (RKB)
4270
Water depth
81
Bottom-hole temperature
170
7/11-9 · Digital well log01068213632034271NORDLAND GPHORDALAND GPROGALAND GPSHETLAND GPCROMER KNOLL GPTYNE GPVESTLAND GPHEGRE GP
Depth (m MD, RKB)
Digital well log
GroupFormationDepth (m MD, RKB)
GROUPNORDLAND GP106 / 1,452
GROUPHORDALAND GP1,452 / 2,966
GROUPROGALAND GP2,966 / 3,162
FORMATIONBALDER FM2,966 / 2,993
FORMATIONSELE FM2,993 / 3,009
FORMATIONLISTA FM3,009 / 3,034
FORMATIONFORTIES FM3,034 / 3,094
FORMATIONMAUREEN FM3,094 / 3,162
GROUPSHETLAND GP3,162 / 3,899
FORMATIONEKOFISK FM3,162 / 3,229
FORMATIONTOR FM3,229 / 3,625
FORMATIONHOD FM3,625 / 3,872
FORMATIONBLODØKS FM3,872 / 3,874
FORMATIONHIDRA FM3,874 / 3,899
GROUPCROMER KNOLL GP3,899 / 4,027
FORMATIONRØDBY FM3,899 / 4,027
GROUPTYNE GP4,027 / 4,169
FORMATIONMANDAL FM4,027 / 4,093
FORMATIONFARSUND FM4,093 / 4,169
GROUPVESTLAND GP4,169 / 4,183
FORMATIONULA FM4,169 / 4,183
GROUPHEGRE GP4,183 / 4,271
FORMATIONSMITH BANK FM4,183 / 4,271
Mud density (g/cm³)
Depth (m MD, RKB)Mud density (g/cm³)Quality flags
1921.2zero-meaning-unresolved
1921.07zero-meaning-unresolved
6351.1
7231.11
7231.11
7231.1
7231.16
7231.15
7231.15
8301.16
13551.26
18631.58
20581.6
22121.6
22121.63
22121.66
22121.66
22121.66
22121.66
22331.6
24041.6
24781.6
26611.6
28081.6
29451.6
29681.6
30931.6
31591.57
32111.56
32411.56
33471.56
33641.6
33751.6
35051.6
36131.6
36961.6
37191.74
37191.74
37201.6
37201.6
37201.6
37201.6
37201.6
37201.6
37391.6
37561.6
37751.6
37851.6
38221.6
38341.6
38771.6
39001.6
39261.6
39471.6
39471.6
39471.6
39471.6
39471.6
39471.6
39471.6
39471.6
39621.6
39951.6
40151.6
40251.83
40521.89
40841.89
40841.89
41281.89
41331.74
41331.74
41651.89
41791.89
41791.89
42141.89
42411.6
42601.89
42711.89
42711.89
42711.89
42711.89
42711.89
42711.89
42711.89
42711.89
42711.89
42711.89
42711.74
42711.74
42711.74
42711.74
42711.74
42711.74
Well tests
Well testsDepth (m MD, RKB)Measurements
14169.5 / 4182.5{"test-from-depth":{"value":4169.5,"unit":"m","reference":null,"qualityFlags":[]},"test-to-depth":{"value":4182.5,"unit":"m","reference":null,"qualityFlags":[]},"choke-size":{"value":44.5,"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":0,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":["zero-meaning-unresolved"]},"test-gas-flow":{"value":0,"unit":"Sm3/day","reference":"DST test flow; not sustained production","qualityFlags":["zero-meaning-unresolved"]},"oil-density":{"value":0,"unit":"g/cm3","reference":"DST","qualityFlags":["zero-meaning-unresolved"]},"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"]}}

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
Group7/11-97/11-137/8-47/11-87/11-5
NORDLAND GP106122107102105
HORDALAND GP1451.51434145014041497
ROGALAND GP2965.529222954.528993022
SHETLAND GP31623076.5312530393231
CROMER KNOLL GP38993641372836763928
TYNE GP402736803816.5—4023.5
HEGRE GP4182.636973826——
NO GROUP DEFINED———37254241
VESTLAND GP4168.5———4155

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-P00321530.18 km56.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00324636.40 km68.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00322258.31 km56.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00322761.44 km66.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00323463.48 km66.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
w.

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