Well Data Manager / Well Summary / 48/11b-A1

48/11b-A1

Decommissioned

Well Header

Well No
48/11b-A1
NSTA DEN No
4570
Well Name
--
Drill Seq No
1
Quadrant / Block
48 / 11 b
Surface Location
53.549276, 1.075926
Source Datum
ED50
Subsea Well
No
Platform
A
Slot No
CSA3
Operator
PERENCO GAS (UK) LIMITED
Original Operator
--
Sub Area Operator
PERENCO GAS (UK) LIMITED
Licence No
P460
Licence Type
Production
Spud Date
1991-05-28
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

48/11b-A1 Original
Abandoned Phase 3 Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Gas Well
Dev Type
Producer
Convention
--
Primary Target
--
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
35.052
Ground Elev (m)
--
Water Depth (m)
23.16
TD MD (m)
2886.460
TD TVDSS (m)
2853.842
TD Datum Depth (m)
35.052
TD Datum Type
Kelly Bushing
Spud Date
1991-05-28
TD Reached
1991-07-15
Completion Date
1991-07-23
Release Date
1995-07-23
48/11b-A1Z Sidetrack Z parent: 48/11b-A1
Abandoned Phase 3 Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Gas Well
Dev Type
Producer
Convention
--
Primary Target
--
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
35.050
Ground Elev (m)
--
Water Depth (m)
23.16
TD MD (m)
4261.100
TD TVDSS (m)
2737.409
TD Datum Depth (m)
42.672
TD Datum Type
Kelly Bushing
Spud Date
1994-07-04
TD Reached
1994-08-02
Completion Date
1994-08-02
Release Date
1998-08-02

Formation Tops (35)

Wellbore Formation Era MD (m) TVDSS (m) Provider
48/11b-A1Z Chalk Mesozoic 66.000 30.950 BGS LithoStrat Upper
Plenus Marl 791.000 755.950 BGS LithoStrat Upper
Chalk Mesozoic 796.000 760.950 BGS LithoStrat Upper
Red Chalk Marker 868.000 832.950 BGS LithoStrat Upper
Speeton Clay 881.000 845.950 BGS LithoStrat Upper
Kimmeridge Clay 1129.000 1093.950 BGS LithoStrat Upper
Corallian Palaeozoic 1371.000 1335.950 BGS LithoStrat Upper
Oxford Clay 1532.000 1496.950 BGS LithoStrat Upper
West Sole Mesozoic 1556.000 1520.950 BGS LithoStrat Upper
West Sole Sands 1601.000 1565.950 BGS LithoStrat Upper
West Sole Mesozoic 1694.000 1658.950 BGS LithoStrat Upper
Lias Mesozoic 1761.000 1725.950 BGS LithoStrat Upper
Winterton 2869.000 2833.950 BGS LithoStrat Upper
Rhaetic Sandstone Member Mesozoic 2878.000 2842.950 BGS LithoStrat Upper
Winterton 2889.000 2853.950 BGS LithoStrat Upper
Triton Anhydrite Mesozoic 2900.000 2864.950 BGS LithoStrat Upper
Keuper Anhydrite Member Mesozoic 2962.000 2926.950 BGS LithoStrat Upper
Triton Anhydrite Mesozoic 3101.000 3065.950 BGS LithoStrat Upper
Keuper Halite Member Mesozoic 3173.000 3137.950 BGS LithoStrat Upper
Dudgeon Saliferous 3349.000 3313.950 BGS LithoStrat Upper
Dowsing Dolomite 3417.000 3381.950 BGS LithoStrat Upper
Muschelkalk Halite Member Mesozoic 3514.000 3478.950 BGS LithoStrat Upper
Dowsing Dolomite 3617.000 3581.950 BGS LithoStrat Upper
Rot Halite Member 3815.000 3779.950 BGS LithoStrat Upper
Dowsing Dolomite 3853.000 3817.950 BGS LithoStrat Upper
Undifferentiated salt 3875.000 3839.950 BGS LithoStrat Upper
Dowsing Dolomite 3919.000 3883.950 BGS LithoStrat Upper
Undifferentiated Salts 3994.000 3958.950 BGS LithoStrat Upper
Basalanhydrit Palaeozoic 4012.000 3976.950 BGS LithoStrat Upper
Hauptdolomit Palaeozoic 4015.000 3979.950 BGS LithoStrat Upper
Werraanhydrit Palaeozoic 4043.000 4007.950 BGS LithoStrat Upper
Zechsteinkalk Palaeozoic 4107.000 4071.950 BGS LithoStrat Upper
Kupferschiefer Palaeozoic 4111.000 4075.950 BGS LithoStrat Upper
Leman Sandstone 4112.000 4076.950 BGS LithoStrat Upper
Unknown 4155.000 4119.950 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
48/11b-A1 0 0 0 0 0 0 0 1 0 View
48/11b-A1Z 0 0 0 35 35 0 2 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
48/11b-A1Z Gas GW Leman Sandstone Formation 4112.3616 -- 43 m thick

Rock Samples (4)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
48/11b-A1 Cuttings 152.4 2424.38 -- -- .
48/11b-A1Z Cuttings 256.03 4261.1 -- -- --
48/11b-A1Z Core #1 2742.9 2769.96 -- -- --
48/11b-A1Z Core #2 2770.33 2777.64 -- -- --

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
48/11b-A1 0 -- -- --
48/11b-A1Z 0 -- -- --

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