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WELL & ENERGY INTELLIGENCE
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31/2-21 S

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
31/2-21
Borehole / source record ID
7416
Sector
Oil and gas
Derived purpose group
Exploration
Operator in source snapshot
Tullow Oil Norge AS
Recorded spud date
2014-04-28
Recorded completion date
2014-06-04
Latitude / longitude (WGS84)
60.970885 / 3.465441
Source-reported measurements
3217 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
BORGLAND DOLPHIN

Company roles reported by source

Source-reported measurements
Source-reported measurementsValueReference
wlbTotalDepth3,217.00 mRKB
wlbFinalVerticalDepth3,009.00 mRKB
wlbWaterDepth349.00 mNot 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
31/2-82.11 km3,375 mNorwegian Offshore Directorate — Wellbores
31/2-22 S2.24 km2,380 mNorwegian Offshore Directorate — Wellbores
31/2-22 A2.24 km2,207 mNorwegian Offshore Directorate — Wellbores
35/11-235.49 km2,977 mNorwegian Offshore Directorate — Wellbores
35/11-23 A5.49 km2,883 mNorwegian Offshore Directorate — Wellbores
35/11-106.18 km2,950 mNorwegian Offshore Directorate — Wellbores
35/11-10 A6.18 km3,259 mNorwegian Offshore Directorate — Wellbores
31/2-N-22 Y1H6.71 km6,313 mNorwegian Offshore Directorate — Wellbores
31/2-N-22 Y2H6.71 km3,876 mNorwegian Offshore Directorate — Wellbores
31/2-N-22 Y3H6.71 km5,516 mNorwegian Offshore Directorate — Wellbores
31/2-N-22 AY1H6.71 km6,800 mNorwegian Offshore Directorate — Wellbores
31/2-N-22 AY2H6.71 km5,780 mNorwegian Offshore Directorate — Wellbores

Digital well log

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

Total depth
3217
True vertical depth (RKB)
3009
Water depth
349
Bottom-hole temperature
—
31/2-21 S · Digital well log0805160924143218NORDLAND GPHORDALAND GPROGALAND GPSHETLAND GPVIKING GPBRENT GPDUNLIN GP
Depth (m MD, RKB)
Digital well log
GroupFormationDepth (m MD, RKB)
GROUPNORDLAND GP380 / 895
FORMATIONUTSIRA FM796 / 1,558
GROUPHORDALAND GP895 / 1,558
GROUPROGALAND GP1,558 / 2,004
FORMATIONBALDER FM1,558 / 1,606
FORMATIONSELE FM1,606 / 1,664
FORMATIONLISTA FM1,664 / 1,968
FORMATIONVÅLE FM1,968 / 2,004
GROUPSHETLAND GP2,004 / 2,059
FORMATIONJORSALFARE FM2,004 / 2,059
GROUPVIKING GP2,059 / 2,932
FORMATIONDRAUPNE FM2,059 / 2,180
FORMATIONHEATHER FM2,180 / 2,192
FORMATIONSOGNEFJORD FM2,192 / 2,562
FORMATIONFENSFJORD FM2,562 / 2,932
GROUPBRENT GP2,932 / 3,074
FORMATIONNESS FM2,932 / 2,998
FORMATIONETIVE FM2,998 / 3,013
FORMATIONRANNOCH FM3,013 / 3,032
FORMATIONOSEBERG FM3,032 / 3,074
GROUPDUNLIN GP3,074 / 3,217
FORMATIONDRAKE FM3,074 / 3,123
FORMATIONCOOK FM3,123 / 3,217
Mud density (g/cm³)
Depth (m MD, RKB)Mud density (g/cm³)Quality flags
3791.49observation-date-unreported, zero-meaning-unresolved
4631.49observation-date-unreported, zero-meaning-unresolved
4631.34observation-date-unreported, zero-meaning-unresolved
4941.34observation-date-unreported, zero-meaning-unresolved
7901.49observation-date-unreported, zero-meaning-unresolved
8821.34observation-date-unreported, zero-meaning-unresolved
9211.29observation-date-unreported, zero-meaning-unresolved
9211.34observation-date-unreported, zero-meaning-unresolved
9211.29observation-date-unreported, zero-meaning-unresolved
9301.34observation-date-unreported, zero-meaning-unresolved
14141.29observation-date-unreported, zero-meaning-unresolved
2006.71.26observation-date-unreported, zero-meaning-unresolved
20171.24observation-date-unreported, zero-meaning-unresolved
21921.24observation-date-unreported, zero-meaning-unresolved
26521.24observation-date-unreported, zero-meaning-unresolved
32171.29observation-date-unreported, zero-meaning-unresolved
32171.24observation-date-unreported, zero-meaning-unresolved
32171.02observation-date-unreported, zero-meaning-unresolved
32171.02observation-date-unreported, zero-meaning-unresolved
32171.02observation-date-unreported, zero-meaning-unresolved
32171.29observation-date-unreported, zero-meaning-unresolved
32181.29observation-date-unreported, zero-meaning-unresolved
32181.02observation-date-unreported, zero-meaning-unresolved
32181.02observation-date-unreported, zero-meaning-unresolved
32181.29observation-date-unreported, zero-meaning-unresolved
32181.29observation-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 tops in offset wells
Group31/2-21 S31/2-831/2-22 S31/2-22 A35/11-23
NORDLAND GP380370.5380380380
HORDALAND GP895771.5777996835
ROGALAND GP15581428142114761581
SHETLAND GP20041808184819521980
VIKING GP20591821188120102168
BRENT GP29322516.5——2722
DUNLIN GP30742719.5——2894
STATFJORD GP—3047.5———
HEGRE GP—3274———

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-P055259121.23 km50.00 mW/m2{"qualityScores":["U3.Mx.-------"]}
R24-P038356130.85 km44.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P060200156.82 km60.30 mW/m2{"qualityScores":["Ux.Mx.-------"]}
w.

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