FROM WELLHEAD TO MARKET. NEWS WITH SOURCES.
Our standards
wellficent.
Read energy from subsurface to market.
See what moves next.
WELL & ENERGY INTELLIGENCE
← Back to well atlas

49/25a-P4

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
49/25a-P4J
Borehole / source record ID
49/25a-P4
Sector
Oil and gas
Derived purpose group
Development
Operator in source snapshot
ONE-DYAS UK LIMITED
Recorded spud date
1985-09-08
Recorded completion date
1985-11-29
Latitude / longitude (WGS84)
53.188948 / 2.861122
Source-reported measurements
2777.95 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
1985-10-10
Source completion status
Abandoned Phase 3
Source wellbore status
EXTANT
Source well-origin status
Decommissioned
Target field
SOUTH SEAN
Flow class
Gas Well
Source fluid types
Gas
Parent well
49/25a-P4J
Parent-well relationship
Sidetrack
Licence number
P54
Total-depth licence number
P54

Company roles reported by source

Source-reported measurements
Source-reported measurementsValueReference
TDMDDEPM2,777.95 mKelly Bushing
TDTVDSSM2,633.47 msubsea
WATDEP_M30.48 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
49/25a-P30.00 km2,825 mNSTA — UK offshore wellbore top holes
49/25a-P4J0.00 km777 mNSTA — UK offshore wellbore top holes
49/25a-P60.01 kmNot reported / not verified mNSTA — UK offshore wellbore top holes
49/25a-P6Z0.01 kmNot reported / not verified mNSTA — UK offshore wellbore top holes
49/25a-P10.01 km2,731 mNSTA — UK offshore wellbore top holes
49/25a-P20.01 km2,781 mNSTA — UK offshore wellbore top holes
49/25a-P50.01 km2,876 mNSTA — UK offshore wellbore top holes
49/25a-P80.01 km3,199 mNSTA — UK offshore wellbore top holes
49/25a-P70.01 km2,905 mNSTA — UK offshore wellbore top holes
49/25a-P90.02 km3,453 mNSTA — UK offshore wellbore top holes
49/25a-P9Z0.02 km4,561 mNSTA — UK offshore wellbore top holes
49/25a-P100.14 km3,750 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-P0033511.03 km58.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00336010.36 km87.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00334813.55 km71.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00334715.19 km73.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P00334915.50 km81.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
w.

Beyond the wellhead, context.

A source-linked view of wells, energy and markets in seven languages.

Follow via RSS ↗