43/20- 1

Decommissioned

Well Header

Well No
43/20- 1
NSTA DEN No
220
Well Name
--
Drill Seq No
1
Quadrant / Block
43 / 20
Surface Location
54.494647, 1.948001
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
WOODSIDE ENERGY (GREAT BRITAIN) LIMITED
Original Operator
--
Sub Area Operator
WOODSIDE ENERGY (GREAT BRITAIN) LIMITED
Licence No
P2
Licence Type
Production
Spud Date
1969-05-29
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

43/20- 1 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas Well
Dev Type
--
Convention
--
Primary Target
--
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
30.175
Ground Elev (m)
--
Water Depth (m)
20.73
TD MD (m)
2150.974
TD TVDSS (m)
--
TD Datum Depth (m)
30.175
TD Datum Type
Kelly Bushing
Spud Date
1969-05-29
TD Reached
1969-06-08
Completion Date
1969-06-20
Release Date
1973-06-20

Formation Tops (29)

Wellbore Formation Era MD (m) TVDSS (m) Provider
43/20- 1 Unknown 51.000 20.825 BGS LithoStrat Upper
Unknown 311.000 280.825 BGS LithoStrat Upper
Chalk Mesozoic 311.000 280.825 BGS LithoStrat Upper
Unknown 610.000 579.825 BGS LithoStrat Upper
Plenus Marl 646.000 615.825 BGS LithoStrat Upper
Unknown 646.000 615.825 BGS LithoStrat Upper
Unknown 678.000 647.825 BGS LithoStrat Upper
Unknown 704.000 673.825 BGS LithoStrat Upper
Unknown 722.000 691.825 BGS LithoStrat Upper
Unknown 746.000 715.825 BGS LithoStrat Upper
Unknown 755.000 724.825 BGS LithoStrat Upper
Lower Lias 765.000 734.825 BGS LithoStrat Upper
Lower Lias 826.000 795.825 BGS LithoStrat Upper
Rhaetic Undifferentiated 924.000 893.825 BGS LithoStrat Upper
Haisborough Mesozoic 924.000 893.825 BGS LithoStrat Upper
Keuper Undifferentiated 949.000 918.825 BGS LithoStrat Upper
Muschelkalk Undifferentiated Palaeozoic 1213.000 1182.825 BGS LithoStrat Upper
Lower Muschelkalk Cenozoic 1323.000 1292.825 BGS LithoStrat Upper
Bunter Undifferentiated Mesozoic 1378.000 1347.825 BGS LithoStrat Upper
Rot Halite Member 1478.000 1447.825 BGS LithoStrat Upper
Middle Bunter 1589.000 1558.825 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1607.000 1576.825 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1607.000 1576.825 BGS LithoStrat Upper
Bunter Shale Mesozoic 1750.000 1719.825 BGS LithoStrat Upper
Rogenstein Member Mesozoic 1750.000 1719.825 BGS LithoStrat Upper
Lower Bunter 1949.000 1918.825 BGS LithoStrat Upper
Brockelschiefer Member 2073.000 2042.825 BGS LithoStrat Upper
Unknown 2115.000 2084.825 BGS LithoStrat Upper
Zechstein Palaeozoic 2115.000 2084.825 BGS LithoStrat Upper

Lithology Intervals

43/20- 1 Curve: SANDCOUNT 103 intervals  ·  MD 311.201 – 2151.888 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/LR_SNS/San...
Anhydrite (48)
Limestone (28)
Sand (14)
Halite (13)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
43/20- 1 5 2 0 24 29 1 0 1 1 View

Hydrocarbon Occurrence (2)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
43/20- 1 Gas G Bunter Sandstone Formation 1607.2104000000002 -- 143 m thick
43/20- 1 DST DST 1 -- 5330.0 5430.0 Label / Triassic

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
43/20- 1 Cuttings 624.84 2148.84 -- -- various intervals (formerly 2 recs) .

Wireline Log Inventory (Ingested Curves)

No wireline log curves ingested for this well.

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

No scanned LAS source files matched to this well.

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
43/20- 1 0 -- -- --

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