48/11b-A8

Decommissioned

Well Header

Well No
48/11b-A8
NSTA DEN No
5210
Well Name
--
Drill Seq No
8
Quadrant / Block
48 / 11 b
Surface Location
53.549247, 1.075905
Source Datum
ED50
Subsea Well
No
Platform
A
Slot No
CSA5
Operator
PERENCO GAS (UK) LIMITED
Original Operator
--
Sub Area Operator
PERENCO GAS (UK) LIMITED
Licence No
P460
Licence Type
Production
Spud Date
1994-04-07
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (3)

48/11b-A8 Original
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)
42.367
Ground Elev (m)
--
Water Depth (m)
23.16
TD MD (m)
4592.780
TD TVDSS (m)
2807.550
TD Datum Depth (m)
42.367
TD Datum Type
Kelly Bushing
Spud Date
1994-04-07
TD Reached
1994-07-04
Completion Date
1994-07-04
Release Date
1998-07-04
48/11b-A8Y Sidetrack Y parent: 48/11b-A8Z
Current Intent
Development
Original Intent
Development
Flow Class
Gas Well
Dev Type
Producer
Convention
--
Primary Target
--
Well Seq
WB3
Datum Type
Kelly Bushing
Datum Elev (m)
42.367
Ground Elev (m)
--
Water Depth (m)
23.16
TD MD (m)
4678.680
TD TVDSS (m)
2755.087
TD Datum Depth (m)
42.367
TD Datum Type
Kelly Bushing
Spud Date
1994-08-15
TD Reached
1994-09-12
Completion Date
1994-09-26
Release Date
1998-09-26
48/11b-A8Z Sidetrack Z parent: 48/11b-A8
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)
42.367
Ground Elev (m)
--
Water Depth (m)
23.16
TD MD (m)
4337.360
TD TVDSS (m)
2775.850
TD Datum Depth (m)
42.367
TD Datum Type
Kelly Bushing
Spud Date
1994-06-01
TD Reached
1994-06-21
Completion Date
1994-06-21
Release Date
1998-06-21

Formation Tops (44)

Wellbore Formation Era MD (m) TVDSS (m) Provider
48/11b-A8 Chalk Mesozoic 66.000 23.633 BGS LithoStrat Upper
Plenus Marl 884.000 841.633 BGS LithoStrat Upper
Chalk Mesozoic 891.000 848.633 BGS LithoStrat Upper
Red Chalk Marker 992.000 949.633 BGS LithoStrat Upper
Speeton Clay 1011.000 968.633 BGS LithoStrat Upper
Kimmeridge Clay 1343.000 1300.633 BGS LithoStrat Upper
Corallian Palaeozoic 1614.000 1571.633 BGS LithoStrat Upper
Oxford Clay 1788.000 1745.633 BGS LithoStrat Upper
West Sole Mesozoic 1813.000 1770.633 BGS LithoStrat Upper
West Sole Sands 1873.000 1830.633 BGS LithoStrat Upper
West Sole Mesozoic 1996.000 1953.633 BGS LithoStrat Upper
Lias Mesozoic 2051.000 2008.633 BGS LithoStrat Upper
Winterton 2883.000 2840.633 BGS LithoStrat Upper
Rhaetic Sandstone Member Mesozoic 2887.000 2844.633 BGS LithoStrat Upper
Winterton 2895.000 2852.633 BGS LithoStrat Upper
Triton Anhydrite Mesozoic 2903.000 2860.633 BGS LithoStrat Upper
Keuper Anhydrite Member Mesozoic 2951.000 2908.633 BGS LithoStrat Upper
Triton Anhydrite Mesozoic 3073.000 3030.633 BGS LithoStrat Upper
Undifferentiated Salts 3167.000 3124.633 BGS LithoStrat Upper
Hauptdolomit Palaeozoic 3500.000 3457.633 BGS LithoStrat Upper
Plattendolomit Palaeozoic 3503.000 3460.633 BGS LithoStrat Upper
Grauer Salzton Palaeozoic 3579.000 3536.633 BGS LithoStrat Upper
Deckanhydrit 3580.000 3537.633 BGS LithoStrat Upper
Undifferentiated Salts 3583.000 3540.633 BGS LithoStrat Upper
Deckanhydrit 3725.000 3682.633 BGS LithoStrat Upper
Grauer Salzton Palaeozoic 3727.000 3684.633 BGS LithoStrat Upper
Plattendolomit Palaeozoic 3729.000 3686.633 BGS LithoStrat Upper
Hauptanhydrit Palaeozoic 3822.000 3779.633 BGS LithoStrat Upper
Undifferentiated Salts 3828.000 3785.633 BGS LithoStrat Upper
Hauptanhydrit Palaeozoic 3932.000 3889.633 BGS LithoStrat Upper
Plattendolomit Palaeozoic 3937.000 3894.633 BGS LithoStrat Upper
Grauer Salzton Palaeozoic 4035.000 3992.633 BGS LithoStrat Upper
Undifferentiated Salts 4037.000 3994.633 BGS LithoStrat Upper
Hauptanhydrit Palaeozoic 4107.000 4064.633 BGS LithoStrat Upper
Plattendolomit Palaeozoic 4120.000 4077.633 BGS LithoStrat Upper
Grauer Salzton Palaeozoic 4264.000 4221.633 BGS LithoStrat Upper
Stassfurt Halite Palaeozoic 4266.000 4223.633 BGS LithoStrat Upper
Basalanhydrit Palaeozoic 4270.000 4227.633 BGS LithoStrat Upper
Hauptdolomit Palaeozoic 4289.000 4246.633 BGS LithoStrat Upper
Werraanhydrit Palaeozoic 4303.000 4260.633 BGS LithoStrat Upper
Zechsteinkalk Palaeozoic 4475.000 4432.633 BGS LithoStrat Upper
Kupferschiefer Palaeozoic 4479.000 4436.633 BGS LithoStrat Upper
Leman Sandstone 4481.000 4438.633 BGS LithoStrat Upper
Unknown 4553.000 4510.633 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-A8 0 0 0 44 44 0 0 1 0 View
48/11b-A8Y 0 0 0 0 0 0 0 1 0 View
48/11b-A8Z 0 0 0 0 0 0 0 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
48/11b-A8 Gas GW Leman Sandstone Formation 4481.4744 -- 72 m thick

Rock Samples (3)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
48/11b-A8 Cuttings 152.4 4592.73 -- -- odd gaps (gap 2700 - 2850ft)
48/11b-A8Y Cuttings 3054.1 4678.68 -- -- gap 11220-11370ft
48/11b-A8Z Cuttings 3200.4 4337.3 -- -- set G

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-A8 0 -- -- --
48/11b-A8Y 0 -- -- --
48/11b-A8Z 0 -- -- --

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