Well Data Manager / Well Summary / 48/20a- 2

48/20a- 2

Decommissioned

Well Header

Well No

48/20a- 2

NSTA DEN No

2305

Well Name

Drill Seq No

Quadrant / Block

48 / 20 a

Surface Location

53.432666, 1.861812

Source Datum

ED50

Subsea Well

Platform

Slot No

Operator

SHELL U.K. LIMITED

Original Operator

Sub Area Operator

SHELL U.K. LIMITED

Licence No

Licence Type

Production

Spud Date

1984-01-25

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (1)

48/20a- 2 Original

Abandoned Phase 3 Interpreted Data Survey

Current Intent

Exploration

Original Intent

Exploration

Flow Class

Dry Hole

Dev Type

Convention

Primary Target

Well Seq

WB1

Datum Type

Kelly Bushing

Datum Elev (m)

35.966

Ground Elev (m)

Water Depth (m)

28.65

TD MD (m)

2737.714

TD TVDSS (m)

0.000

TD Datum Depth (m)

35.966

TD Datum Type

Kelly Bushing

Spud Date

1984-01-25

TD Reached

1984-03-26

Completion Date

1984-03-30

Release Date

1988-03-30

Formation Tops (39)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
48/20a- 2	Unknown		65.000	29.034	BGS LithoStrat Upper
	Lias	Mesozoic	171.000	135.034	BGS LithoStrat Upper
	Lias	Mesozoic	226.000	190.034	BGS LithoStrat Upper
	Lias	Mesozoic	528.000	492.034	BGS LithoStrat Upper
	Hydraulic Limestone Formation	Mesozoic	679.000	643.034	BGS LithoStrat Upper
	Haisborough	Mesozoic	695.000	659.034	BGS LithoStrat Upper
	Winterton		695.000	659.034	BGS LithoStrat Upper
	Triton Anhydrite	Mesozoic	771.000	735.034	BGS LithoStrat Upper
	Keuper Halite Member	Mesozoic	949.000	913.034	BGS LithoStrat Upper
	Lower Keuper Saliferous Member		1064.000	1028.034	BGS LithoStrat Upper
	Upper Dowsing Member		1156.000	1120.034	BGS LithoStrat Upper
	Muschelkalk Halite Member	Mesozoic	1183.000	1147.034	BGS LithoStrat Upper
	Middle Dowsing Member		1192.000	1156.034	BGS LithoStrat Upper
	Rot Halite Member		1301.000	1265.034	BGS LithoStrat Upper
	Basal Rot Clay		1319.000	1283.034	BGS LithoStrat Upper
	Bunter Sandstone	Mesozoic	1327.000	1291.034	BGS LithoStrat Upper
	Bunter Sandstone	Mesozoic	1327.000	1291.034	BGS LithoStrat Upper
	Bunter Shale	Mesozoic	1600.000	1564.034	BGS LithoStrat Upper
	Bunter Shale	Mesozoic	1609.000	1573.034	BGS LithoStrat Upper
	Brockelschiefer Member		1922.000	1886.034	BGS LithoStrat Upper
	Zechstein	Palaeozoic	1951.000	1915.034	BGS LithoStrat Upper
	Zechstein Z4		1951.000	1915.034	BGS LithoStrat Upper
	Aller Evaporite	Palaeozoic	1967.000	1931.034	BGS LithoStrat Upper
	Pegmatitanhydrit	Palaeozoic	2018.000	1982.034	BGS LithoStrat Upper
	Red Salt Clay Member		2023.000	1987.034	BGS LithoStrat Upper
	Leine Evaporite	Palaeozoic	2025.000	1989.034	BGS LithoStrat Upper
	Hauptanhydrit	Palaeozoic	2085.000	2049.034	BGS LithoStrat Upper
	Plattendolomit	Palaeozoic	2102.000	2066.034	BGS LithoStrat Upper
	Grey Salt Clay Member		2168.000	2132.034	BGS LithoStrat Upper
	Deckanhydrit		2170.000	2134.034	BGS LithoStrat Upper
	Stassfurt Halite	Palaeozoic	2172.000	2136.034	BGS LithoStrat Upper
	Basalanhydrit	Palaeozoic	2525.000	2489.034	BGS LithoStrat Upper
	Hauptdolomit	Palaeozoic	2527.000	2491.034	BGS LithoStrat Upper
	Werraanhydrit	Palaeozoic	2539.000	2503.034	BGS LithoStrat Upper
	Zechsteinkalk	Palaeozoic	2562.000	2526.034	BGS LithoStrat Upper
	Kupferschiefer	Palaeozoic	2577.000	2541.034	BGS LithoStrat Upper
	Rotliegendes		2578.000	2542.034	BGS LithoStrat Upper
	Leman Sandstone		2578.000	2542.034	BGS LithoStrat Upper
	Coal Measures		2748.000	2712.034	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
48/20a- 2	5	6	0	34	39	1	1	1	0	View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (32)

Wellbore	Sample	Top MD (m)	Base MD (m)	Key Lab Results	Comments	Notes
48/20a- 2	Cuttings	161.54	2712.72	--	--	.
48/20a- 2	Core #1	2601.77	2611.77	φ 4.4% (n=30) · Kh 0.1 mD (n=29) · Density 2.68 (n=30) · CORE LABORATORIES UK LTD	FRAC \| SST DK GRY PK F-GR WL CMT BNDS; SST LT GRY F-GR WL CMT BNDS; SST LT GRY F-MED GR WL CMT BNDS; SST LT GRY F-MED GR WL CMT BNDS FRAC; SST LT GRY-PK F-GR WL CMT BNDS; SST LT GRY-PK F-MED GR WL CMT BNDS; SST LT PK F-GR WL CMT BNDS; SST LT PK F-MED GR WL CMT BNDS; SST LT PK VF-F GR WL CMT BNDS	.
48/20a- 2	↳ Plug 01	2601.864	--	φ 4.7% · Kh 0.1 mD · Density 2.69 · CORE LABORATORIES UK LTD	SST LT GRY F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 02	2602.169	--	φ 4.8% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT GRY F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 03	2602.474	--	φ 3.8% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT GRY F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 04	2602.779	--	φ 4.4% · Kh 0.0 mD · Density 2.67 · CORE LABORATORIES UK LTD	SST LT GRY F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 05	2603.083	--	φ 7.5% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT GRY F-MED GR WL CMT BNDS	--
48/20a- 2	↳ Plug 06	2603.388	--	φ 2.9% · Kh 0.0 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT GRY F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 07	2603.906	--	φ 2.5% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT GRY F-MED GR WL CMT BNDS	--
48/20a- 2	↳ Plug 08	2604.211	--	φ 2.1% · Kh 0.0 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT GRY F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 09	2604.516	--	φ 2.7% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT GRY-PK F-MED GR WL CMT BNDS	--
48/20a- 2	↳ Plug 10	2604.821	--	φ 2.5% · Kh 0.0 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT GRY F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 11	2605.126	--	φ 2.0% · Density 2.68 · CORE LABORATORIES UK LTD	FRAC \| SST LT GRY F-MED GR WL CMT BNDS FRAC	--
48/20a- 2	↳ Plug 12	2605.43	--	φ 1.7% · Kh 0.0 mD · Density 2.66 · CORE LABORATORIES UK LTD	SST LT GRY F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 13	2605.735	--	φ 5.1% · Kh 0.1 mD · Density 2.67 · CORE LABORATORIES UK LTD	SST LT GRY-PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 14	2606.04	--	φ 5.6% · Kh 0.0 mD · Density 2.67 · CORE LABORATORIES UK LTD	SST LT GRY-PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 15	2606.345	--	φ 3.8% · Kh 0.1 mD · Density 2.67 · CORE LABORATORIES UK LTD	SST LT GRY-PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 16	2606.741	--	φ 4.2% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT PK F-MED GR WL CMT BNDS	--
48/20a- 2	↳ Plug 17	2607.046	--	φ 1.2% · Kh 0.1 mD · Density 2.69 · CORE LABORATORIES UK LTD	SST DK GRY PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 18	2607.351	--	φ 8.5% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 19	2607.655	--	φ 5.2% · Kh 0.1 mD · Density 2.67 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 20	2607.96	--	φ 3.7% · Kh 0.1 mD · Density 2.67 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 21	2608.265	--	φ 6.1% · Kh 0.1 mD · Density 2.67 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 22	2608.57	--	φ 9.1% · Kh 0.1 mD · Density 2.67 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 23	2609.088	--	φ 8.7% · Kh 0.1 mD · Density 2.67 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 24	2609.393	--	φ 4.1% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT PK VF-F GR WL CMT BNDS	--
48/20a- 2	↳ Plug 25	2609.698	--	φ 3.3% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 26	2610.002	--	φ 6.8% · Kh 0.1 mD · Density 2.69 · CORE LABORATORIES UK LTD	SST LT GRY-PK F-MED GR WL CMT BNDS	--
48/20a- 2	↳ Plug 27	2610.307	--	φ 2.5% · Kh 0.1 mD · Density 2.69 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 28	2610.917	--	φ 4.2% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 29	2611.222	--	φ 3.8% · Kh 0.1 mD · Density 2.67 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--
48/20a- 2	↳ Plug 30	2611.526	--	φ 4.8% · Kh 0.1 mD · Density 2.68 · CORE LABORATORIES UK LTD	SST LT PK F-GR WL CMT BNDS	--

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
48/20a- 2	0	--	--	--

48/20a- 2

Well Header

Wellbores (1)

Formation Tops (39)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (0)

Rock Samples (32)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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