Well Data Manager / Well Summary / 12/22a- 4

12/22a- 4

Decommissioned

Well Header

Well No
12/22a- 4
NSTA DEN No
8457
Well Name
--
Drill Seq No
4
Quadrant / Block
12 / 22 a
Surface Location
58.180766, -2.645566
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
NEO NEXT + ENERGY RESOURCES UK LIMITED
Original Operator
--
Sub Area Operator
NEO NEXT + ENERGY RESOURCES UK LIMITED
Licence No
P981
Licence Type
Production
Spud Date
2002-11-19
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

12/22a- 4 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
D
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
44.196
Ground Elev (m)
--
Water Depth (m)
55.17
TD MD (m)
2814.523
TD TVDSS (m)
2769.264
TD Datum Depth (m)
44.196
TD Datum Type
Rotary Table
Spud Date
2002-11-19
TD Reached
2002-12-20
Completion Date
2002-12-23
Release Date
2006-12-23

Formation Tops (11)

Wellbore Formation Era MD (m) TVDSS (m) Provider
12/22a- 4 Unknown 99.000 54.804 BGS LithoStrat Upper
Sola Formation 274.000 229.772 BGS LithoStrat Upper
Wick Sandstone Formation Mesozoic 1151.000 1106.733 BGS LithoStrat Upper
Kimmeridge Clay 1254.000 1209.728 BGS LithoStrat Upper
Burns Sand Member 1306.000 1261.725 BGS LithoStrat Upper
Romulus Member 2057.000 2012.605 BGS LithoStrat Upper
Lower Hot Shale Member 2254.000 2209.548 BGS LithoStrat Upper
Remus Member Palaeozoic 2266.000 2221.545 BGS LithoStrat Upper
Kimmeridge Sand Unit 2499.000 2454.444 BGS LithoStrat Upper
Lower Hot Shale Member 2652.000 2607.302 BGS LithoStrat Upper
Heather Mesozoic 2680.000 2635.245 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
12/22a- 4 0 0 0 11 11 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
12/22a- 4 Cuttings 182.88 2814.52 -- -- wet samples in as 12/22a-D / part duplicate set / curated March`03 to fill gap

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
12/22a- 4 62.941200256347656 2812.6943359375 8 0 2026-08-06 16:36:06.970113+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
12/22a- 4
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOZ CGG Digital Well Logs 1031.748 2795.6256000000003 11575
caliper HCAL CGG Digital Well Logs 1031.5956 2798.6736 11596
comp_sonic DT4P CGG Digital Well Logs 993.3432 2812.6944000000003 11939
density_correction HDRA CGG Digital Well Logs 1031.748 2795.6256000000003 11575
gamma_ray GR CGG Digital Well Logs 62.9412 2793.9492 17921
gamma_ray CGR CGG Digital Well Logs 962.7108000000001 2785.7196000000004 11963
gamma_ray SGR CGG Digital Well Logs 962.7108000000001 2785.7196000000004 11963
mud_resistivity RM_HRLT CGG Digital Well Logs 1031.5956 2800.6548000000003 11609
neutron_por NPHI CGG Digital Well Logs 64.61760000000001 2793.6444 17908
pef PEFZ CGG Digital Well Logs 1031.748 2795.6256000000003 11575
potassium POTA CGG Digital Well Logs 962.5584 2785.7196000000004 11964
rxo_resistivity RXOZ CGG Digital Well Logs 1031.748 2800.5024000000003 11607
thorium THOR CGG Digital Well Logs 962.5584 2785.7196000000004 11964
uranium URAN CGG Digital Well Logs 962.5584 2785.7196000000004 11964

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
12/22a- 4 84 2814.520 2769.261 D:\BigSpatial\nsta_raw\CGG_Deviation\12-22a-4 54918ad-CGG-Deviation.xlsx

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