Well Data Manager / Well Summary / 21/25- 12

21/25- 12

Decommissioned

Well Header

Well No
21/25- 12
NSTA DEN No
4848
Well Name
--
Drill Seq No
12
Quadrant / Block
21 / 25
Surface Location
57.322538, 0.849839
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
ANASURIA OPERATING COMPANY LIMITED
Original Operator
--
Sub Area Operator
ANASURIA OPERATING COMPANY LIMITED
Licence No
P13
Licence Type
Production
Spud Date
1992-11-03
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

21/25- 12 Original
Abandoned Phase 3 Interpreted Data Survey
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)
22.860
Ground Elev (m)
--
Water Depth (m)
89.92
TD MD (m)
3427.476
TD TVDSS (m)
3404.616
TD Datum Depth (m)
22.860
TD Datum Type
Kelly Bushing
Spud Date
1992-11-03
TD Reached
1992-12-28
Completion Date
1993-01-19
Release Date
1997-01-19

Formation Tops (23)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/25- 12 Stronsay Cenozoic 2139.000 2116.140 Lloyds Register
Horda Cenozoic 2139.000 2116.140 Lloyds Register
Lower Tay Sandstone 2368.000 2345.140 Lloyds Register
Balder Cenozoic 2407.000 2384.140 Lloyds Register
Moray Mesozoic 2407.000 2384.140 Lloyds Register
Sele Mesozoic 2424.000 2401.140 Lloyds Register
Montrose Mesozoic 2469.000 2446.140 Lloyds Register
Lista Mesozoic 2469.000 2446.140 Lloyds Register
Maureen Marl 2569.000 2546.140 Lloyds Register
Maureen Mesozoic 2569.000 2546.140 Lloyds Register
Chalk Mesozoic 2589.000 2566.140 Lloyds Register
Ekofisk Mesozoic 2589.000 2566.140 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2661.000 2638.140 Lloyds Register
Valhall Mesozoic 2914.000 2891.140 Lloyds Register
Cromer Knoll Mesozoic 2914.000 2891.140 Lloyds Register
Humber Mesozoic 3120.000 3097.140 Lloyds Register
Kimmeridge Clay 3120.000 3097.140 Lloyds Register
Heather Mesozoic 3128.000 3105.140 Lloyds Register
Fulmar Mesozoic 3194.000 3171.140 Lloyds Register
Skagerrak Mesozoic 3297.000 3274.140 Lloyds Register
Heron Palaeozoic 3297.000 3274.140 Lloyds Register
Turbot Anhydrite Palaeozoic 3426.000 3403.140 Lloyds Register
Zechstein Palaeozoic 3426.000 3403.140 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
21/25- 12 8 13 2 64 23 1 0 1 0 View

Hydrocarbon Occurrence (3)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
21/25- 12 Mixed shows OGS Ekofisk Formation 2588.6664 -- 8 m thick
21/25- 12 Mixed shows OGS Ekofisk Formation 2596.896 -- 37 m thick
21/25- 12 Mixed shows OGS Tor Formation 2660.904 -- 174 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
21/25- 12 Cuttings 950.98 3450.34 -- -- --

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
21/25- 12 0 -- -- --

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