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21/23a- 8Y

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
21/23a- 8
Borehole / source record ID
21/23a- 8Y
Sector
Oil and gas
Derived purpose group
Appraisal
Operator in source snapshot
ONE-DYAS UK LIMITED
Recorded spud date
2006-05-08
Recorded completion date
2006-05-14
Latitude / longitude (WGS84)
57.248330 / 0.462829
Source-reported measurements
2675.53 m MD · Rotary Table
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
2006-05-10
Source completion status
Abandoned Phase 3
Source wellbore status
EXTANT
Source well-origin status
Decommissioned
Target field
SAXON
Flow class
Gas and Oil Well
Source fluid types
Gas, Oil
Parent well
21/23a- 8Z
Parent-well relationship
Sidetrack
Sidetrack type
Geological
Licence number
P1220
Total-depth licence number
P1220

Company roles reported by source

Source-reported measurements
Source-reported measurementsValueReference
TDMDDEPM2,675.53 mRotary Table
TDTVDSSM1,496.26 msubsea
WATDEP_M86.56 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
21/23a- 80.00 km2,490 mNSTA — UK offshore wellbore top holes
21/23a- 8Z0.00 km2,694 mNSTA — UK offshore wellbore top holes
21/23a- 91.21 km1,878 mNSTA — UK offshore wellbore top holes
21/23a- 9U1.21 km1,777 mNSTA — UK offshore wellbore top holes
21/23a- 9V1.21 km2,099 mNSTA — UK offshore wellbore top holes
21/23a- 9W1.21 km2,031 mNSTA — UK offshore wellbore top holes
21/23a- 9X1.21 km1,832 mNSTA — UK offshore wellbore top holes
21/23a- 9Y1.21 km1,966 mNSTA — UK offshore wellbore top holes
21/23a- 9Z1.21 km1,622 mNSTA — UK offshore wellbore top holes
21/23b-S11.37 km2,164 mNSTA — UK offshore wellbore top holes
21/23b-S1W1.37 km2,458 mNSTA — UK offshore wellbore top holes
21/23b-S1X1.37 km2,682 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-P00323215.38 km49.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00323129.90 km62.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00321633.06 km102.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00323335.60 km64.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00323640.88 km53.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
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