22/23b- 1

Decommissioned

Well Header

Well No
22/23b- 1
NSTA DEN No
1442
Well Name
--
Drill Seq No
1
Quadrant / Block
22 / 23 b
Surface Location
57.220436, 1.436769
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
P233
Licence Type
Production
Spud Date
1979-12-31
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

22/23b- 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)
25.908
Ground Elev (m)
--
Water Depth (m)
121.01
TD MD (m)
3966.362
TD TVDSS (m)
0.000
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1979-12-31
TD Reached
1980-02-01
Completion Date
1980-02-01
Release Date
1984-02-01

Formation Tops (18)

Wellbore Formation Era MD (m) TVDSS (m) Provider
22/23b- 1 Horda Cenozoic 2467.000 2440.652 Lloyds Register
Stronsay Cenozoic 2467.000 2440.652 Lloyds Register
Balder Tuff Cenozoic 2685.000 2658.106 Lloyds Register
Balder Cenozoic 2685.000 2658.106 Lloyds Register
Moray Mesozoic 2685.000 2658.106 Lloyds Register
Sele Mesozoic 2703.000 2676.066 Lloyds Register
Cromarty Sandstone Cenozoic 2710.000 2683.051 Lloyds Register
Forties Sandstone Mesozoic 2738.000 2710.998 Lloyds Register
Montrose Mesozoic 2837.000 2809.849 Lloyds Register
Lista Mesozoic 2837.000 2809.849 Lloyds Register
Maureen Mesozoic 2896.000 2868.792 Lloyds Register
Chalk Mesozoic 3032.000 3004.634 Lloyds Register
Ekofisk Mesozoic 3032.000 3004.634 Lloyds Register
Upper Cretaceous Chalk Mesozoic 3088.000 3060.567 Lloyds Register
Cromer Knoll Mesozoic 3696.000 3667.589 Lloyds Register
Valhall Mesozoic 3696.000 3667.589 Lloyds Register
Heron Palaeozoic 3743.000 3714.444 Lloyds Register
Smith Bank Mesozoic 3743.000 3714.444 Lloyds Register

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
22/23b- 1 6 9 3 12 18 2 1 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (2)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
22/23b- 1 Cuttings 481.58 3989.83 -- -- .
22/23b- 1 Core #1 3882.54 3891.08 -- -- well re-boxed (originally curated Jan`82)

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
22/23b- 1 122.22480010986328 3985.564697265625 9 0 2026-08-06 12:10:00.117774+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
22/23b- 1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 2114.2452000000003 3984.6504 12274
caliper CALI CGG Digital Well Logs 2114.2452000000003 3985.5648 12280
comp_sonic DT CGG Digital Well Logs 453.69480000000004 3973.3728 23096
deep_resistivity ILD CGG Digital Well Logs 454.45680000000004 3984.1932 23162
density_correction DRHO CGG Digital Well Logs 2114.0928 3984.498 12274
gamma_ray GRD CGG Digital Well Logs 2107.8444 3977.7924000000003 12271
gamma_ray GR CGG Digital Well Logs 122.2248 3975.9636 25288
neutron_por NPHI CGG Digital Well Logs 2114.2452000000003 3979.7736 12242
shallow_resistivity SFLU CGG Digital Well Logs 453.54240000000004 3984.1932 23168
sp SP CGG Digital Well Logs 2114.2452000000003 3984.1932 12271

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
22/23b- 1 114 3992.270 3962.946 D:\BigSpatial\nsta_raw\CGG_Deviation\22-23b-1 1104be-CGG_Deviation.xlsx

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