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44/21a- 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
44/21a- 9
Borehole / source record ID
44/21a- 9
Sector
Oil and gas
Derived purpose group
Appraisal
Operator in source snapshot
CHRYSAOR PRODUCTION (U.K.) LIMITED
Recorded spud date
1993-02-10
Recorded completion date
1993-04-22
Latitude / longitude (WGS84)
54.200268 / 2.181729
Source-reported measurements
4271.47 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
1993-04-03
Source completion status
Abandoned Phase 3
Source wellbore status
EXTANT
Source well-origin status
Decommissioned
Target field
BOULTON
Flow class
Gas Show
Source fluid types
Gas
Licence number
P450
Total-depth licence number
P450

Company roles reported by source

Source-reported measurements
Source-reported measurementsValueReference
TDMDDEPM4,271.47 mKelly Bushing
TDTVDSSM4,237.59 msubsea
WATDEP_M39.62 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
44/21a- 61.95 km4,770 mNSTA — UK offshore wellbore top holes
44/21- 42.01 km2,083 mNSTA — UK offshore wellbore top holes
44/22b-H12.23 km4,826 mNSTA — UK offshore wellbore top holes
44/22b-H1X2.23 km5,528 mNSTA — UK offshore wellbore top holes
44/22b-H1Y2.23 km5,715 mNSTA — UK offshore wellbore top holes
44/22b-H1Z2.23 km5,809 mNSTA — UK offshore wellbore top holes
44/21- 13.72 km4,319 mNSTA — UK offshore wellbore top holes
44/21a-B45.11 km6,771 mNSTA — UK offshore wellbore top holes
44/21a-B35.11 km6,261 mNSTA — UK offshore wellbore top holes
44/21a-B25.11 km5,020 mNSTA — UK offshore wellbore top holes
44/21a-B2Y5.11 km5,673 mNSTA — UK offshore wellbore top holes
44/21a-B2Z5.11 km4,996 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-P0032873.60 km83.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00328917.36 km62.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00329017.73 km66.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00328817.75 km62.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00327831.35 km74.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
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