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PORTSDOWN 1

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
L98/05- 1
Borehole / source record ID
L98/05- 1
Sector
Oil and gas
Derived purpose group
Exploration
Operator in source snapshot
Not reported / not verified
Recorded spud date
1936-03-30
Recorded completion date
1936-08-15
Latitude / longitude (WGS84)
50.854681 / -1.094991
Source-reported measurements
2173.53 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
1936-08-14
Source completion status
Abandoned Phase 3
Source wellbore status
EXTANT
Source well-origin status
Decommissioned
Flow class
Dry Hole
Licence number
A8

Company roles reported by source

Source-reported measurements
Source-reported measurementsValueReference
TDMDDEPM2,173.53 mRotary Table
TDTVDSSM2,104.95 msubsea
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
PORTSDOWN 20.86 km875 mNSTA — England onshore wellbore top holes
POTWELL 11.23 km2,129 mNSTA — England onshore wellbore top holes
CROCKERHILL 16.34 km2,145 mNSTA — England onshore wellbore top holes
HORNDEAN 47.37 km2,065 mNSTA — England onshore wellbore top holes
LEE ON SOLENT 18.31 km2,085 mNSTA — England onshore wellbore top holes
HORNDEAN B29.02 km2,325 mNSTA — England onshore wellbore top holes
HORNDEAN B2Z9.02 km1,798 mNSTA — England onshore wellbore top holes
HORNDEAN B19.02 km1,828 mNSTA — England onshore wellbore top holes
HINTON MANOR 19.33 km2,094 mNSTA — England onshore wellbore top holes
HORNDEAN X2 (5)9.81 km1,551 mNSTA — England onshore wellbore top holes
HORNDEAN X2Z9.81 km2,189 mNSTA — England onshore wellbore top holes
HORNDEAN 19.82 km291 mNSTA — England onshore 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-P06984221.99 km71.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P06983237.63 km51.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P06009141.19 km42.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P02180941.19 km41.84 mW/m2{"qualityScores":["Ux.M4x.xx-x-xx"]}
R24-P06009241.34 km52.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
w.

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