48/23b- 5

Decommissioned

Well Header

Well No
48/23b- 5
NSTA DEN No
5637
Well Name
--
Drill Seq No
5
Quadrant / Block
48 / 23 b
Surface Location
53.256045, 1.543892
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
CNR INTERNATIONAL (U.K.) LIMITED
Original Operator
--
Sub Area Operator
CNR INTERNATIONAL (U.K.) LIMITED
Licence No
P782
Licence Type
Production
Spud Date
1995-10-13
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

48/23b- 5 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
E
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
34.138
Ground Elev (m)
--
Water Depth (m)
27.13
TD MD (m)
2634.691
TD TVDSS (m)
2600.249
TD Datum Depth (m)
34.138
TD Datum Type
Kelly Bushing
Spud Date
1995-10-13
TD Reached
1995-11-06
Completion Date
1995-11-13
Release Date
1999-11-13

Formation Tops (39)

Wellbore Formation Era MD (m) TVDSS (m) Provider
48/23b- 5 Unknown 61.000 26.862 BGS LithoStrat Upper
Speeton Clay 193.000 158.862 BGS LithoStrat Upper
Spilsby Sandstone 305.000 270.862 BGS LithoStrat Upper
Kimmeridge Clay 341.000 306.862 BGS LithoStrat Upper
Corallian Lsts Sst and Msts 447.000 412.862 BGS LithoStrat Upper
Lias Mesozoic 537.000 502.862 BGS LithoStrat Upper
Winterton 808.000 773.853 BGS LithoStrat Upper
Rhaetic Sandstone Member Mesozoic 812.000 777.853 BGS LithoStrat Upper
Winterton 831.000 796.852 BGS LithoStrat Upper
Winterton 884.000 849.851 BGS LithoStrat Upper
Triton Anhydrite Mesozoic 899.000 864.851 BGS LithoStrat Upper
Keuper Anhydrite Member Mesozoic 912.000 877.851 BGS LithoStrat Upper
Triton Anhydrite Mesozoic 941.000 906.850 BGS LithoStrat Upper
Keuper Halite Member Mesozoic 1022.000 987.848 BGS LithoStrat Upper
Dudgeon Saliferous 1120.000 1085.845 BGS LithoStrat Upper
Dowsing Dolomite 1181.000 1146.841 BGS LithoStrat Upper
Muschelkalk Halite Member Mesozoic 1252.000 1217.838 BGS LithoStrat Upper
Dowsing Dolomite 1291.000 1256.836 BGS LithoStrat Upper
Rot Halite Member 1400.000 1365.834 BGS LithoStrat Upper
Solling Claystone Member Cenozoic 1409.000 1374.834 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1417.000 1382.834 BGS LithoStrat Upper
Bunter Shale Mesozoic 1593.000 1558.833 BGS LithoStrat Upper
Brockelschiefer Member 1872.000 1837.816 BGS LithoStrat Upper
Aller Halite Palaeozoic 1899.000 1864.810 BGS LithoStrat Upper
Pegmatitanhydrit Palaeozoic 1921.000 1886.804 BGS LithoStrat Upper
Roter Salzton Palaeozoic 1921.000 1886.804 BGS LithoStrat Upper
Leine Halite Member Palaeozoic 1922.000 1887.803 BGS LithoStrat Upper
Hauptanhydrit Palaeozoic 1977.000 1942.788 BGS LithoStrat Upper
Plattendolomit Palaeozoic 1980.000 1945.787 BGS LithoStrat Upper
Grauer Salzton Palaeozoic 2032.000 1997.774 BGS LithoStrat Upper
Deckanhydrit 2033.000 1998.774 BGS LithoStrat Upper
Stassfurt Halite Palaeozoic 2035.000 2000.773 BGS LithoStrat Upper
Basalanhydrit Palaeozoic 2074.000 2039.764 BGS LithoStrat Upper
Hauptdolomit Palaeozoic 2101.000 2066.755 BGS LithoStrat Upper
Werraanhydrit Palaeozoic 2133.000 2098.746 BGS LithoStrat Upper
Zechsteinkalk Palaeozoic 2317.000 2282.699 BGS LithoStrat Upper
Kupferschiefer Palaeozoic 2319.000 2284.699 BGS LithoStrat Upper
Leman Sandstone 2320.000 2285.699 BGS LithoStrat Upper
Unknown 2478.000 2443.670 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
48/23b- 5 7 7 0 39 39 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
48/23b- 5 Cuttings 771.14 2633.47 -- -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
48/23b- 5 61.264801025390625 2625.090087890625 10 0 2026-08-06 18:45:03.011273+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
48/23b- 5
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density ZDEN CGG Digital Well Logs 2256.282 2603.4492 2279
caliper CAL CGG Digital Well Logs 1917.4968000000001 2603.4492 4502
comp_sonic AC CGG Digital Well Logs 1917.4968000000001 2611.3740000000003 4554
deep_resistivity RD CGG Digital Well Logs 2256.282 2610.4596 2325
density_correction ZCOR CGG Digital Well Logs 2256.282 2603.4492 2279
gamma_ray GR CGG Digital Well Logs 61.2648 2596.7436000000002 16638
micro_resistivity RMLL CGG Digital Well Logs 2256.282 2625.09 2421
neutron_por CNC CGG Digital Well Logs 2256.282 2597.6580000000004 2241
pef PE CGG Digital Well Logs 2256.282 2603.4492 2279
shallow_resistivity RS CGG Digital Well Logs 2256.282 2610.4596 2325

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
48/23b- 5 66 2634.691 2600.305 D:\BigSpatial\nsta_raw\CGG_Deviation\48-23b-5 23528r-CGG-deviation.xls

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