Well Data Manager / Well Summary / 22/21- 4

22/21- 4

Decommissioned

Well Header

Well No
22/21- 4
NSTA DEN No
1802
Well Name
--
Drill Seq No
4
Quadrant / Block
22 / 21
Surface Location
57.253261, 1.120915
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
P13
Licence Type
Production
Spud Date
1981-11-08
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

22/21- 4 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Oil Show
Dev Type
--
Convention
--
Primary Target
D
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.384
Ground Elev (m)
--
Water Depth (m)
85.65
TD MD (m)
4502.810
TD TVDSS (m)
0.000
TD Datum Depth (m)
24.384
TD Datum Type
Kelly Bushing
Spud Date
1981-11-08
TD Reached
1982-03-24
Completion Date
1982-04-07
Release Date
1986-04-07

Formation Tops (26)

Wellbore Formation Era MD (m) TVDSS (m) Provider
22/21- 4 Horda Cenozoic 2286.000 2260.068 Lloyds Register
Stronsay Cenozoic 2286.000 2260.068 Lloyds Register
Lower Tay Sandstone 2450.000 2424.056 Lloyds Register
Balder Cenozoic 2582.000 2556.047 Lloyds Register
Balder Tuff Cenozoic 2582.000 2556.047 Lloyds Register
Moray Mesozoic 2582.000 2556.047 Lloyds Register
Sele Mesozoic 2602.000 2576.046 Lloyds Register
Forties Sandstone Mesozoic 2609.000 2583.045 Lloyds Register
Montrose Mesozoic 2751.000 2725.044 Lloyds Register
Lista Mesozoic 2751.000 2725.044 Lloyds Register
Maureen Mesozoic 2827.000 2801.042 Lloyds Register
Maureen Sandstone Mesozoic 2827.000 2801.042 Lloyds Register
Ekofisk Mesozoic 2924.000 2898.038 Lloyds Register
Chalk Mesozoic 2924.000 2898.038 Lloyds Register
Upper Cretaceous Chalk Mesozoic 3029.000 3003.037 Lloyds Register
Rodby Mesozoic 3761.000 3735.029 Lloyds Register
Cromer Knoll Mesozoic 3761.000 3735.029 Lloyds Register
Sola 3804.000 3778.027 Lloyds Register
Valhall Mesozoic 3814.000 3788.027 Lloyds Register
Kimmeridge Clay 3867.000 3841.027 Lloyds Register
Humber Mesozoic 3867.000 3841.027 Lloyds Register
Fladen Mesozoic 4279.000 4253.008 Lloyds Register
Pentland Mesozoic 4279.000 4253.008 Lloyds Register
Skagerrak Mesozoic 4434.000 4407.971 Lloyds Register
Heron Palaeozoic 4434.000 4407.971 Lloyds Register
Smith Bank Mesozoic 4508.000 4481.954 Lloyds Register

Lithology Intervals

22/21- 4 Curve: SANDCOUNT 84 intervals  ·  MD 205.435 – 4503.572 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...
LITH Sand (79)
Limestone (4)
Coal (1)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
22/21- 4 8 14 4 55 26 3 1 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
22/21- 4 Gas shows GS Kimmeridge Clay Formation 3992.88 -- 158 m thick

Rock Samples (2)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
22/21- 4 Cuttings 207.26 4526.28 -- -- .
22/21- 4 Core #1 3860.29 3869.44 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
22/21- 4 105.15599822998047 4521.5556640625 10 0 2026-08-06 12:08:28.319988+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
22/21- 4
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 762.0 4521.0984 24667
caliper CALI CGG Digital Well Logs 761.0856 4521.2508 24674
comp_sonic DT CGG Digital Well Logs 183.642 4510.7352 28311
deep_resistivity ILD CGG Digital Well Logs 184.2516 4519.4220000000005 28447
density_correction DRHO CGG Digital Well Logs 761.8476 4521.555600000001 24671
gamma_ray GR CGG Digital Well Logs 105.156 4512.4116 28920
gamma_ray GRD CGG Digital Well Logs 756.666 4514.088000000001 24656
med_resistivity ILM CGG Digital Well Logs 4020.6168000000002 4519.7268 3276
neutron_por NPHI CGG Digital Well Logs 762.1524000000001 4516.0692 24633
shallow_resistivity SFLU CGG Digital Well Logs 184.2516 766.4196000000001 3821
sp SP CGG Digital Well Logs 183.642 768.2484000000001 3837

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
22/21- 4 142 4527.190 4501.139 D:\BigSpatial\nsta_raw\CGG_Deviation\22-21-4 4272bd-CGG_Deviation.xlsx

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