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21/25-G7Z

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
21/25-G7
Borehole / source record ID
21/25-G7Z
Sector
Oil and gas
Derived purpose group
Development
Operator in source snapshot
ANASURIA OPERATING COMPANY LIMITED
Recorded spud date
2014-03-09
Recorded completion date
2014-04-21
Latitude / longitude (WGS84)
57.166968 / 0.825064
Source-reported measurements
2796.24 m MD · Rotary Table
Status reported by source
Constructed
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
2014-03-18
Source completion status
Completed (Operating)
Source wellbore status
EXTANT
Source well-origin status
Present
Target field
GUILLEMOT A
Flow class
Oil Well
Source fluid types
Oil
Parent well
21/25-G7
Parent-well relationship
Sidetrack
Sidetrack type
Mechanical
Licence number
P13
Total-depth licence number
P13

Company roles reported by source

Source-reported measurements
Source-reported measurementsValueReference
TDMDDEPM2,796.24 mRotary Table
TDTVDSSM2,691.38 msubsea
WATDEP_M90.07 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
21/25-G70.00 km2,804 mNSTA — UK offshore wellbore top holes
21/25-G50.13 km3,076 mNSTA — UK offshore wellbore top holes
21/25-G5Y0.13 km3,244 mNSTA — UK offshore wellbore top holes
21/25-G5Z0.13 km3,441 mNSTA — UK offshore wellbore top holes
21/25-G60.13 km2,904 mNSTA — UK offshore wellbore top holes
21/25-G40.17 km2,709 mNSTA — UK offshore wellbore top holes
21/25-G4Y0.17 km4,578 mNSTA — UK offshore wellbore top holes
21/25-G4Z0.17 km4,682 mNSTA — UK offshore wellbore top holes
21/25-G10.17 kmNot reported / not verified mNSTA — UK offshore wellbore top holes
21/25-G20.17 kmNot reported / not verified mNSTA — UK offshore wellbore top holes
21/25-G30.17 km3,378 mNSTA — UK offshore wellbore top holes
21/25-G80.17 km2,258 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-P00323312.63 km64.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00323621.64 km53.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00323226.09 km49.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00321637.36 km102.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00323442.28 km66.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
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