Well Data Manager / Well Summary / 20/04b- 3

20/04b- 3

Decommissioned

Well Header

Well No
20/04b- 3
NSTA DEN No
3762
Well Name
--
Drill Seq No
3
Quadrant / Block
20 / 4 b
Surface Location
57.988910, -0.228857
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
WALDORF PRODUCTION NORTH SEA LIMITED
Original Operator
--
Sub Area Operator
WALDORF PRODUCTION NORTH SEA LIMITED
Licence No
P592
Licence Type
Production
Spud Date
1989-04-30
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

20/04b- 3 Original
Abandoned Phase 3 Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas Show
Dev Type
--
Convention
--
Primary Target
CA
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
27.432
Ground Elev (m)
--
Water Depth (m)
120.09
TD MD (m)
3962.400
TD TVDSS (m)
3938.930
TD Datum Depth (m)
27.432
TD Datum Type
Kelly Bushing
Spud Date
1989-04-30
TD Reached
1989-06-12
Completion Date
1989-06-20
Release Date
1993-06-20

Formation Tops (29)

Wellbore Formation Era MD (m) TVDSS (m) Provider
20/04b- 3 Stronsay Cenozoic 728.000 700.568 Lloyds Register
Horda Cenozoic 728.000 700.568 Lloyds Register
Moray Mesozoic 856.000 828.568 Lloyds Register
Beauly Cenozoic 856.000 828.568 Lloyds Register
Dornoch Mesozoic 1068.000 1040.568 Lloyds Register
Lista Mesozoic 1402.000 1374.568 Lloyds Register
Montrose Mesozoic 1402.000 1374.568 Lloyds Register
Maureen Mesozoic 1895.000 1867.568 Lloyds Register
Maureen Sandstone Mesozoic 1895.000 1867.568 Lloyds Register
Ekofisk Mesozoic 1965.000 1937.568 Lloyds Register
Chalk Mesozoic 1965.000 1937.568 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2005.000 1977.568 Lloyds Register
Cromer Knoll Mesozoic 2689.000 2661.568 Lloyds Register
Rodby Mesozoic 2689.000 2661.568 Lloyds Register
Sola 2742.000 2714.568 Lloyds Register
Britannia Sandstone Mesozoic 2776.000 2748.568 Lloyds Register
Valhall Mesozoic 2875.000 2847.568 Lloyds Register
Kimmeridge Clay 3056.000 3028.568 Lloyds Register
Humber Mesozoic 3056.000 3028.568 Lloyds Register
Heather Mesozoic 3100.000 3072.568 Lloyds Register
Sgiath Mesozoic 3170.000 3142.568 Lloyds Register
Pentland Mesozoic 3201.000 3173.568 Lloyds Register
Fladen Mesozoic 3201.000 3173.568 Lloyds Register
Heron Palaeozoic 3240.000 3212.568 Lloyds Register
Smith Bank Mesozoic 3240.000 3212.568 Lloyds Register
Turbot Anhydrite Palaeozoic 3763.000 3735.568 Lloyds Register
Zechstein Palaeozoic 3763.000 3735.568 Lloyds Register
Auk 3843.000 3815.568 Lloyds Register
Rotliegend 3843.000 3815.568 Lloyds Register

Lithology Intervals

20/04b- 3 Curve: SANDCOUNT 80 intervals  ·  MD 142.037 – 3986.936 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...
Sandstone (67)
Limestone (7)
Coal (6)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
20/04b- 3 10 18 1 36 29 6 0 0 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
20/04b- 3 Gas shows GS SOLA 2741.676 -- 50 m thick

Rock Samples (0)

No cuttings, core, or plug samples recorded for this well.

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
20/04b- 3 0 -- -- --

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