Well Data Manager / Well Summary / 49/25a- 6

49/25a- 6

Decommissioned

Well Header

Well No

49/25a- 6

NSTA DEN No

2909

Well Name

Drill Seq No

Quadrant / Block

49 / 25 a

Surface Location

53.251227, 2.848953

Source Datum

ED50

Subsea Well

Platform

Slot No

Operator

SHELL U.K. LIMITED

Original Operator

Sub Area Operator

SHELL U.K. LIMITED

Licence No

P54

Licence Type

Production

Spud Date

1986-02-22

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (1)

49/25a- 6 Original

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Appraisal

Original Intent

Appraisal

Flow Class

Dry Hole

Dev Type

Convention

Primary Target

Well Seq

WB1

Datum Type

Kelly Bushing

Datum Elev (m)

34.442

Ground Elev (m)

Water Depth (m)

31.09

TD MD (m)

2544.166

TD TVDSS (m)

2538.679

TD Datum Depth (m)

34.442

TD Datum Type

Kelly Bushing

Spud Date

1986-02-22

TD Reached

1986-04-14

Completion Date

1986-04-14

Release Date

1990-04-14

Formation Tops (24)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
49/25a- 6	Unknown		66.000	31.558	BGS LithoStrat Upper
	Unknown		152.000	117.557	BGS LithoStrat Upper
	Chalk	Mesozoic	681.000	646.550	BGS LithoStrat Upper
	Unknown		681.000	646.550	BGS LithoStrat Upper
	Plenus Marl		1529.000	1494.427	BGS LithoStrat Upper
	Plenus Marl		1530.000	1495.427	BGS LithoStrat Upper
	Plenus Marl		1562.000	1527.416	BGS LithoStrat Upper
	Bunter Shale	Mesozoic	1696.000	1661.212	BGS LithoStrat Upper
	Bunter Shale	Mesozoic	1696.000	1661.212	BGS LithoStrat Upper
	Brockelschiefer Member		1872.000	1836.440	BGS LithoStrat Upper
	Zechstein	Palaeozoic	1897.000	1861.288	BGS LithoStrat Upper
	Zechstein Z4		1897.000	1861.288	BGS LithoStrat Upper
	Hauptanhydrit	Palaeozoic	1945.000	1909.003	BGS LithoStrat Upper
	Plattendolomit	Palaeozoic	1995.000	1958.706	BGS LithoStrat Upper
	Deckanhydrit		2052.000	2015.367	BGS LithoStrat Upper
	Stassfurt Halite	Palaeozoic	2055.000	2018.350	BGS LithoStrat Upper
	Base Anhydrite		2412.000	2373.228	BGS LithoStrat Upper
	Hauptdolomit	Palaeozoic	2413.000	2374.222	BGS LithoStrat Upper
	Werraanhydrit	Palaeozoic	2427.000	2388.139	BGS LithoStrat Upper
	Zechsteinkalk	Palaeozoic	2464.000	2424.919	BGS LithoStrat Upper
	Kupferschiefer	Palaeozoic	2469.000	2429.889	BGS LithoStrat Upper
	Rotliegendes		2470.000	2430.883	BGS LithoStrat Upper
	Leman Sandstone		2472.000	2432.872	BGS LithoStrat Upper
	Unknown		2547.000	2507.426	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
49/25a- 6	5	4	0	20	24	1	1	1	0	View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (43)

Wellbore	Sample	Top MD (m)	Base MD (m)	Key Lab Results	Comments	Notes
49/25a- 6	Cuttings	637.03	2578.61	--	--	.
49/25a- 6	Core #1	2473.45	2491.74	φ 13.9% (n=41) · Kh 114.3 mD (n=41) · Density 2.68 (n=41) · ROBERTSON RESEARCH	SST, CRS, CMN ?ANH CMT.; SST, CRS, MOD ? ANH CMT.; SST, CRS, MOD ?ANH CMT, F LAMS.; SST, CRS, MOD CMT, F LAMS.; SST, CRS, MOD-CMN CMT,F LAMS.; SST, CRS, OCC-CMN ?ANH CMT.; SST, CRS, SL ARG,OCC-MOD CMT.; SST, F AND MED, MOD CMT, LAM.; SST, F, CMN ?ANH CMT.; SST, F, CMN CMT, MOD HE.; SST, F, MOD CMT, VERTICAL CMTD FRAC.; SST, F, MOD CMT.; SST, F-CRS, CMN ?ANH CMT,SH LAM, FRAC.; SST, F-MED, MOD CMT.; SST, MED, CMN ? ANH CMT.; SST, MED, CMN ?ANH CMT.; SST, MED, MOD CMT, F LAMS.; SST, MED, MOD CMT,VERTICAL CMTD FRAC.; SST, MED, OCC-MOD CMT,F LAMS.; SST, MED, OCC-MOD CMT.; SST, MED-CRS, MOD ?ANH CMT.; SST, VF, CMN ?ANH CMT, LAM.; SST, VF-F, CMN CMT.	.
49/25a- 6	↳ Plug 01	2473.513	--	φ 18.8% · Kh 65.0 mD · Density 2.65 · ROBERTSON RESEARCH	SST, F, MOD CMT.	--
49/25a- 6	↳ Plug 02	2473.818	--	φ 19.1% · Kh 65.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, F, MOD CMT.	--
49/25a- 6	↳ Plug 03	2474.092	--	φ 18.3% · Kh 79.0 mD · Density 2.65 · ROBERTSON RESEARCH	SST, F AND MED, MOD CMT, LAM.	--
49/25a- 6	↳ Plug 04	2474.397	--	φ 19.7% · Kh 180.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, MED, OCC-MOD CMT.	--
49/25a- 6	↳ Plug 05	2474.702	--	φ 20.3% · Kh 257.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, MED, OCC-MOD CMT.	--
49/25a- 6	↳ Plug 06	2475.006	--	φ 16.9% · Kh 14.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, F-MED, MOD CMT.	--
49/25a- 6	↳ Plug 07	2475.342	--	φ 16.7% · Kh 50.0 mD · Density 2.67 · ROBERTSON RESEARCH	SST, F AND MED, MOD CMT, LAM.	--
49/25a- 6	↳ Plug 08	2475.616	--	φ 14.3% · Kh 17.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, CRS, MOD CMT, F LAMS.	--
49/25a- 6	↳ Plug 09	2475.921	--	φ 13.6% · Kh 30.0 mD · Density 2.65 · ROBERTSON RESEARCH	SST, CRS, MOD CMT, F LAMS.	--
49/25a- 6	↳ Plug 10	2476.256	--	φ 16.6% · Kh 75.0 mD · Density 2.67 · ROBERTSON RESEARCH	SST, F, MOD CMT.	--
49/25a- 6	↳ Plug 11	2476.53	--	φ 14.3% · Kh 22.0 mD · Density 2.65 · ROBERTSON RESEARCH	SST, MED, MOD CMT, F LAMS.	--
49/25a- 6	↳ Plug 12	2477.018	--	φ 14.9% · Kh 24.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, MED, MOD CMT, F LAMS.	--
49/25a- 6	↳ Plug 13	2477.171	--	φ 12.6% · Kh 8.1 mD · Density 2.66 · ROBERTSON RESEARCH	SST, CRS, MOD-CMN CMT,F LAMS.	--
49/25a- 6	↳ Plug 14	2477.445	--	φ 13.9% · Kh 40.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, CRS, MOD CMT, F LAMS.	--
49/25a- 6	↳ Plug 15	2477.75	--	φ 20.1% · Kh 1590.0 mD · Density 2.67 · ROBERTSON RESEARCH	SST, MED, OCC-MOD CMT.	--
49/25a- 6	↳ Plug 16	2478.054	--	φ 21.0% · Kh 437.0 mD · Density 2.67 · ROBERTSON RESEARCH	SST, MED, OCC-MOD CMT,F LAMS.	--
49/25a- 6	↳ Plug 17	2478.39	--	φ 16.8% · Kh 418.0 mD · Density 2.68 · ROBERTSON RESEARCH	SST, CRS, SL ARG,OCC-MOD CMT.	--
49/25a- 6	↳ Plug 18	2478.695	--	φ 11.4% · Kh 88.0 mD · Density 2.69 · ROBERTSON RESEARCH	SST, CRS, MOD ? ANH CMT.	--
49/25a- 6	↳ Plug 19	2479.06	--	φ 8.9% · Kh 0.5 mD · Density 2.72 · ROBERTSON RESEARCH	SST, F, CMN ?ANH CMT.	--
49/25a- 6	↳ Plug 20	2479.457	--	φ 6.0% · Kh 0.0 mD · Density 2.69 · ROBERTSON RESEARCH	SST, VF, CMN ?ANH CMT, LAM.	--
49/25a- 6	↳ Plug 21	2479.609	--	φ 6.1% · Kh 0.4 mD · Density 2.69 · ROBERTSON RESEARCH	SST, MED, CMN ? ANH CMT.	--
49/25a- 6	↳ Plug 22	2479.883	--	φ 4.2% · Kh 0.4 mD · Density 2.68 · ROBERTSON RESEARCH	SST, CRS, CMN ?ANH CMT.	--
49/25a- 6	↳ Plug 23	2480.249	--	φ 12.1% · Kh 181.0 mD · Density 2.72 · ROBERTSON RESEARCH	SST, MED-CRS, MOD ?ANH CMT.	--
49/25a- 6	↳ Plug 24	2480.493	--	φ 10.5% · Kh 124.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, CRS, MOD ? ANH CMT.	--
49/25a- 6	↳ Plug 25	2480.859	--	φ 8.3% · Kh 62.0 mD · Density 2.69 · ROBERTSON RESEARCH	SST, CRS, MOD ? ANH CMT.	--
49/25a- 6	↳ Plug 26	2481.102	--	φ 10.4% · Kh 4.2 mD · Density 2.67 · ROBERTSON RESEARCH	SST, CRS, MOD ?ANH CMT, F LAMS.	--
49/25a- 6	↳ Plug 27	2481.407	--	φ 4.7% · Kh 3.2 mD · Density 2.77 · ROBERTSON RESEARCH	SST, F-CRS, CMN ?ANH CMT,SH LAM, FRAC.	--
49/25a- 6	↳ Plug 28	2482.566	--	φ 4.8% · Kh 0.0 mD · Density 2.72 · ROBERTSON RESEARCH	SST, F, CMN CMT, MOD HE.	--
49/25a- 6	↳ Plug 29	2482.687	--	φ 3.7% · Kh 0.0 mD · Density 2.76 · ROBERTSON RESEARCH	SST, F, CMN ?ANH CMT.	--
49/25a- 6	↳ Plug 30	2483.571	--	φ 8.9% · Kh 0.2 mD · Density 2.68 · ROBERTSON RESEARCH	SST, VF-F, CMN CMT.	--
49/25a- 6	↳ Plug 31	2483.968	--	φ 17.4% · Kh 129.0 mD · Density 2.67 · ROBERTSON RESEARCH	SST, F, MOD CMT.	--
49/25a- 6	↳ Plug 32	2484.15	--	φ 19.2% · Kh 41.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, F, MOD CMT.	--
49/25a- 6	↳ Plug 33	2484.486	--	φ 19.2% · Kh 159.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, F, MOD CMT.	--
49/25a- 6	↳ Plug 34	2484.76	--	φ 17.7% · Kh 9.4 mD · Density 2.67 · ROBERTSON RESEARCH	SST, F, MOD CMT, VERTICAL CMTD FRAC.	--
49/25a- 6	↳ Plug 35	2485.095	--	φ 19.1% · Kh 75.0 mD · Density 2.68 · ROBERTSON RESEARCH	SST, F, MOD CMT.	--
49/25a- 6	↳ Plug 36	2485.37	--	φ 14.6% · Kh 9.0 mD · Density 2.69 · ROBERTSON RESEARCH	SST, MED, MOD CMT,VERTICAL CMTD FRAC.	--
49/25a- 6	↳ Plug 37	2485.827	--	φ 20.2% · Kh 153.0 mD · Density 2.67 · ROBERTSON RESEARCH	SST, F, MOD CMT.	--
49/25a- 6	↳ Plug 38	2486.01	--	φ 19.6% · Kh 48.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, F, MOD CMT.	--
49/25a- 6	↳ Plug 39	2490.399	--	φ 4.4% · Kh 0.8 mD · Density 2.72 · ROBERTSON RESEARCH	SST, MED, CMN ?ANH CMT.	--
49/25a- 6	↳ Plug 40	2490.582	--	φ 11.4% · Kh 8.1 mD · Density 2.68 · ROBERTSON RESEARCH	SST, CRS, OCC-CMN ?ANH CMT.	--
49/25a- 6	↳ Plug 41	2491.71	--	φ 18.5% · Kh 218.0 mD · Density 2.66 · ROBERTSON RESEARCH	SST, MED, MOD CMT, F LAMS.	--

Wireline Log Inventory (Ingested Curves)

Wellbore	Depth Start (m)	Depth Stop (m)	Typed Curves	Auto-scaled	Ingested
49/25a- 6	48.768001556396484	2577.693603515625	10	0	2026-08-06 18:52:29.419297+00	View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

49/25a- 6

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	DEN	CGG Digital Well Logs	1951.3296	2577.6936	4111
caliper	C13	CGG Digital Well Logs	136.5504	1954.8348	9761
caliper	C24	CGG Digital Well Logs	136.5504	1954.9872	9761
caliper	CAL	CGG Digital Well Logs	1950.5676	2577.6936	4116
caliper	CALI	CGG Digital Well Logs	136.7028	2577.6936	6986
caliper	CALS	CGG Digital Well Logs	136.5504	1952.2440000000001	9717
comp_sonic	AC	CGG Digital Well Logs	135.636	2569.0068	7084
deep_resistivity	RILD	CGG Digital Well Logs	137.4648	2574.4932000000003	7150
density_correction	CORR	CGG Digital Well Logs	1951.6344000000001	2577.6936	4109
gamma_ray	GRC	CGG Digital Well Logs	125.4252	1951.9392	10340
gamma_ray	GRD	CGG Digital Well Logs	1934.8704	2576.322	4210
gamma_ray	GR	CGG Digital Well Logs	48.768	2566.7208	16523
med_resistivity	RILM	CGG Digital Well Logs	137.4648	2577.3888	7171
neutron_por	CNC	CGG Digital Well Logs	1950.72	2575.4076	4100
shallow_resistivity	RFOC	CGG Digital Well Logs	137.4648	605.4852000000001	3072
sp	SP	CGG Digital Well Logs	200.7108	602.8944	2640

Survey Inventory (Deviation)

Open full Survey detail

Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
49/25a- 6	65	2578.913	2539.149	D:\BigSpatial\nsta_raw\CGG_Deviation\49-25a-6 5397z-CGG_Deviation.xlsx

49/25a- 6

Well Header

Wellbores (1)

Formation Tops (24)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (0)

Rock Samples (43)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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