53/09a- 1

Decommissioned

Well Header

Well No
53/09a- 1
NSTA DEN No
3745
Well Name
--
Drill Seq No
1
Quadrant / Block
53 / 9 a
Surface Location
52.794681, 2.600333
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
SHELL U.K. LIMITED
Original Operator
--
Sub Area Operator
SHELL U.K. LIMITED
Licence No
P7
Licence Type
Production
Spud Date
1989-04-10
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

53/09a- 1 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
30.480
Ground Elev (m)
--
Water Depth (m)
39.62
TD MD (m)
1623.974
TD TVDSS (m)
1593.494
TD Datum Depth (m)
30.480
TD Datum Type
Kelly Bushing
Spud Date
1989-04-10
TD Reached
1989-04-21
Completion Date
1989-04-26
Release Date
1993-04-26

Formation Tops (25)

Wellbore Formation Era MD (m) TVDSS (m) Provider
53/09a- 1 Unknown 70.000 39.520 BGS LithoStrat Upper
Unknown 158.000 127.520 BGS LithoStrat Upper
Unknown 335.000 304.520 BGS LithoStrat Upper
Unknown 357.000 326.520 BGS LithoStrat Upper
Unknown 395.000 364.520 BGS LithoStrat Upper
Unknown 509.000 478.520 BGS LithoStrat Upper
Chalk Mesozoic 612.000 581.520 BGS LithoStrat Upper
Chalk Mesozoic 640.000 609.520 BGS LithoStrat Upper
Chalk Mesozoic 680.000 649.520 BGS LithoStrat Upper
Chalk Mesozoic 789.000 758.520 BGS LithoStrat Upper
Chalk Mesozoic 817.000 786.520 BGS LithoStrat Upper
Chalk Mesozoic 872.000 841.520 BGS LithoStrat Upper
Chalk Mesozoic 927.000 896.520 BGS LithoStrat Upper
Chalk Mesozoic 933.000 902.520 BGS LithoStrat Upper
Chalk Mesozoic 963.000 932.520 BGS LithoStrat Upper
Red Chalk Mesozoic 977.000 946.520 BGS LithoStrat Upper
Red Chalk Mesozoic 988.000 957.520 BGS LithoStrat Upper
Red Chalk Mesozoic 1000.000 969.520 BGS LithoStrat Upper
Speeton Clay 1005.000 974.520 BGS LithoStrat Upper
Speeton Clay 1017.000 986.520 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1041.000 1010.520 BGS LithoStrat Upper
Bunter Shale Mesozoic 1294.000 1263.520 BGS LithoStrat Upper
Hewett Sandstone Mesozoic 1526.000 1495.520 BGS LithoStrat Upper
Brockelschiefer Member 1531.000 1500.520 BGS LithoStrat Upper
Zechstein Palaeozoic 1573.000 1542.520 BGS LithoStrat Upper

Lithology Intervals

No lithology intervals ingested for this well.

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
53/09a- 1 4 2 0 25 25 1 0 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
53/09a- 1 Cuttings 603.5 1621.54 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
53/09a- 1 0.15240000188350677 1616.3543701171875 10 0 2026-08-06 14:44:36.48262+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
53/09a- 1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 580.0344 1602.1812 6708
caliper CAL CGG Digital Well Logs 579.4248 1601.8764 6710
caliper CALI CGG Digital Well Logs 579.5772000000001 1601.8764 6709
comp_sonic DT CGG Digital Well Logs 145.3896 1606.4484 9588
deep_resistivity ILD CGG Digital Well Logs 146.9136 1616.3544000000002 9643
density_correction DRHO CGG Digital Well Logs 579.7296 1602.1812 6710
gamma_ray SGR CGG Digital Well Logs 562.0512 1593.1896000000002 6767
gamma_ray CGR CGG Digital Well Logs 561.594 1592.7324 6767
gamma_ray GR CGG Digital Well Logs 0.1524 1596.5424 10476
gamma_ray GRD CGG Digital Well Logs 518.0076 1596.5424 7078
med_resistivity ILM CGG Digital Well Logs 146.6088 1616.3544000000002 9645
neutron_por NPHI CGG Digital Well Logs 579.12 1599.2856000000002 6695
potassium POTA CGG Digital Well Logs 562.356 1593.342 6766
shallow_resistivity SFL CGG Digital Well Logs 146.6088 1613.154 9624
sp SP CGG Digital Well Logs 145.3896 590.7024 2923
thorium THOR CGG Digital Well Logs 562.6608 1592.8848 6761
uranium URAN CGG Digital Well Logs 562.2036 1592.7324 6763

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
53/09a- 1 0 -- -- --

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