Well Data Manager / Well Summary / 20/05c- 4

20/05c- 4

Decommissioned

Well Header

Well No
20/05c- 4
NSTA DEN No
3578
Well Name
--
Drill Seq No
4
Quadrant / Block
20 / 5 c
Surface Location
57.883994, -0.152366
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
HESS LIMITED
Original Operator
--
Sub Area Operator
HESS LIMITED
Licence No
P593
Licence Type
Production
Spud Date
1988-09-22
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

20/05c- 4 Original
Abandoned Phase 3 Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Oil Show
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
94.18
TD MD (m)
3769.766
TD TVDSS (m)
3636.822
TD Datum Depth (m)
24.994
TD Datum Type
Kelly Bushing
Spud Date
1988-09-22
TD Reached
1988-11-21
Completion Date
1988-12-04
Release Date
1992-12-04

Formation Tops (29)

Wellbore Formation Era MD (m) TVDSS (m) Provider
20/05c- 4 Horda Cenozoic 792.000 767.006 Lloyds Register
Stronsay Cenozoic 792.000 767.006 Lloyds Register
Moray Mesozoic 925.000 900.006 Lloyds Register
Beauly Cenozoic 925.000 900.006 Lloyds Register
Dornoch Mesozoic 991.000 966.006 Lloyds Register
Upper Dornoch Sandstone Cenozoic 991.000 966.006 Lloyds Register
Sele Mesozoic 1152.000 1127.006 Lloyds Register
Forties Sandstone Mesozoic 1303.000 1278.006 Lloyds Register
Lista Mesozoic 1583.000 1558.006 Lloyds Register
Montrose Mesozoic 1583.000 1558.006 Lloyds Register
Balmoral Sandstone Cenozoic 1600.000 1575.006 Lloyds Register
Glamis Tuff 1734.000 1709.006 Lloyds Register
Andrew Sandstone Cenozoic 1789.000 1764.006 Lloyds Register
Maureen Mesozoic 1958.000 1933.006 Lloyds Register
Maureen Sandstone Mesozoic 1958.000 1933.006 Lloyds Register
Chalk Mesozoic 2146.000 2121.006 Lloyds Register
Ekofisk Mesozoic 2146.000 2121.006 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2170.000 2145.006 Lloyds Register
Rodby Mesozoic 2728.000 2703.006 Lloyds Register
Cromer Knoll Mesozoic 2728.000 2703.006 Lloyds Register
Sola 2793.000 2768.006 Lloyds Register
Valhall Mesozoic 2846.000 2821.006 Lloyds Register
Humber Mesozoic 3068.000 3043.006 Lloyds Register
Kimmeridge Clay 3068.000 3043.006 Lloyds Register
Heather Mesozoic 3251.000 3226.006 Lloyds Register
Sgiath Mesozoic 3537.000 3512.006 Lloyds Register
Fladen Mesozoic 3591.000 3566.006 Lloyds Register
Heron Palaeozoic 3609.000 3584.006 Lloyds Register
Smith Bank Mesozoic 3609.000 3584.006 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
20/05c- 4 8 15 6 44 29 4 2 1 0 View

Hydrocarbon Occurrence (5)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
20/05c- 4 Mixed shows OGS Kimmeridge Clay Formation 3067.5072 -- 79 m thick
20/05c- 4 Oil shows OS Kimmeridge Clay Formation 3146.4504 -- 104 m thick
20/05c- 4 Oil shows OS SGIU 3321.7104000000004 -- 215 m thick
20/05c- 4 Mixed shows OGS Stroma Member 3536.8992000000003 -- 55 m thick
20/05c- 4 Gas shows GS Pentland Formation 3591.4584 -- 18 m thick

Rock Samples (18)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
20/05c- 4 Cuttings 475.49 3769.77 -- -- .
20/05c- 4 Core #1 1412.14 1417.75 φ 31.8% (n=2) · Kh 3381.8 mD (n=13) · Kv 1224.3 mD (n=3) · Density 2.61 (n=13) · CORE LABORATORIES CORE TOO CONSOLIDATED FOR SAMPLE 8 .
20/05c- 4 ↳ Plug 01 1412.321 -- φ 34.6% · Kh 8260.0 mD · Density 2.63 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 02 1412.931 -- φ 28.9% · Kh 1305.0 mD · Density 2.60 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 03 1413.144 -- Kh 986.0 mD · Kv 188.0 mD · Density 2.55 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 04 1413.48 -- Kh 5700.0 mD · Density 2.60 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 05 1413.937 -- Kh 2950.0 mD · Density 2.60 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 06 1414.15 -- Kh 4580.0 mD · Density 2.70 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 07 1414.394 -- Kh 7650.0 mD · Kv 695.0 mD · Density 2.61 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 08 1414.607 -- CORE LABORATORIES CORE TOO CONSOLIDATED FOR SAMPLE 8 --
20/05c- 4 ↳ Plug 09 1415.125 -- Kh 1540.0 mD · Density 2.60 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 10 1415.461 -- Kh 358.0 mD · Density 2.53 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 11 1415.857 -- Kh 4450.0 mD · Density 2.61 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 12 1416.131 -- Kh 3080.0 mD · Kv 2790.0 mD · Density 2.62 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 13 1416.375 -- Kh 2820.0 mD · Density 2.62 · CORE LABORATORIES -- --
20/05c- 4 ↳ Plug 14 1416.771 -- Kh 285.0 mD · Density 2.61 · CORE LABORATORIES -- --
20/05c- 4 Core #2 3120.54 3132.73 CORE LABORATORIES SHALE - NO ANALYSIS .
20/05c- 4 ↳ Core Plug #2 3120.542 -- CORE LABORATORIES SHALE - NO ANALYSIS --

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
20/05c- 4 0 -- -- --

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