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21/30- 4

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
21/30- 4
Borehole / source record ID
21/30- 4
Sector
Oil and gas
Derived purpose group
Exploration
Operator in source snapshot
SERICA ENERGY MISTRAL LIMITED
Recorded spud date
1982-04-14
Recorded completion date
1982-06-10
Latitude / longitude (WGS84)
57.085057 / 0.838209
Source-reported measurements
2946.2 m MD · Kelly Bushing
Status reported by source
Decomissioned
Source accessed
2026-10-02
Source snapshot date
Not reported / not verified
Original coordinate reference system
EPSG:4326 WGS84 service geometry; source TOPHOLEDTM attributes vary
Total depth reached date
1982-05-20
Source completion status
Abandoned Phase 3
Source wellbore status
EXTANT
Source well-origin status
Decommissioned
Flow class
Oil Well
Source fluid types
Oil
Licence number
P13
Total-depth licence number
P13

Company roles reported by source

Source-reported measurements
Source-reported measurementsValueReference
TDMDDEPM2,946.20 mKelly Bushing
WATDEP_M91.44 mNot reported / not verified

NSTA — UK offshore wellbore top holes ↗

Source accessed:

Reuse terms: unconfirmed

Contains information provided by the North Sea Transition Authority and/or other third parties.

ArcGIS item metadata does not specify a reuse licence; public access alone is not a licence.

Open source record ↗

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
21/30c-GE050.88 km2,621 mNSTA — UK offshore wellbore top holes
21/30- 19J0.91 km127 mNSTA — UK offshore wellbore top holes
21/30- 190.91 km3,443 mNSTA — UK offshore wellbore top holes
21/30c-GE040.91 km3,395 mNSTA — UK offshore wellbore top holes
21/30- 220.95 km3,018 mNSTA — UK offshore wellbore top holes
21/30- 22Y0.95 km2,996 mNSTA — UK offshore wellbore top holes
21/30- 22Z0.95 km3,018 mNSTA — UK offshore wellbore top holes
21/30- 230.96 km3,115 mNSTA — UK offshore wellbore top holes
21/30- 23Y0.96 km3,036 mNSTA — UK offshore wellbore top holes
21/30- 23Z0.96 km2,601 mNSTA — UK offshore wellbore top holes
21/30- 200.97 km3,130 mNSTA — UK offshore wellbore top holes
21/30- 110.99 km2,067 mNSTA — UK offshore wellbore top holes

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-P0032338.07 km64.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00323226.42 km49.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00323626.60 km53.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00321633.25 km102.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00323146.33 km62.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
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