Well Data Manager / Well Summary / 49/11a- 9

49/11a- 9

Decommissioned

Well Header

Well No

49/11a- 9

NSTA DEN No

8955

Well Name

Drill Seq No

Quadrant / Block

49 / 11 a

Surface Location

53.523897, 2.132393

Source Datum

ED50

Subsea Well

Unknown

Platform

Slot No

Operator

SPIRIT NORTH SEA GAS LIMITED

Original Operator

Sub Area Operator

SPIRIT NORTH SEA GAS LIMITED

Licence No

P28

Licence Type

Production

Spud Date

2003-09-13

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (3)

49/11a- 9 Original

Abandoned Phase 3 Interpreted Data Survey

Current Intent

Exploration

Original Intent

Exploration

Flow Class

Gas Well

Dev Type

Producer

Convention

Primary Target

AI1

Well Seq

WB1

Datum Type

Rotary Table

Datum Elev (m)

41.150

Ground Elev (m)

Water Depth (m)

28.96

TD MD (m)

3553.968

TD TVDSS (m)

3119.323

TD Datum Depth (m)

28.956

TD Datum Type

Rotary Table

Spud Date

2003-09-13

TD Reached

2003-10-25

Completion Date

2007-03-15

Release Date

2011-03-15

49/11a- 9Y Sidetrack Y parent: 49/11a- 9Z

Abandoned Phase 3 Interpreted Data Survey

Current Intent

Development

Original Intent

Development

Flow Class

Gas Well

Dev Type

Producer

Convention

Primary Target

AW2

Well Seq

WB3

Datum Type

Rotary Table

Datum Elev (m)

39.320

Ground Elev (m)

Water Depth (m)

28.96

TD MD (m)

4565.904

TD TVDSS (m)

2830.980

TD Datum Depth (m)

41.148

TD Datum Type

Rotary Table

Spud Date

2007-04-15

TD Reached

2007-04-28

Completion Date

2010-05-27

Release Date

2014-05-27

49/11a- 9Z Sidetrack Z parent: 49/11a- 9

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Appraisal

Original Intent

Appraisal

Flow Class

Gas Well

Dev Type

Convention

Primary Target

AW1

Well Seq

WB2

Datum Type

Rotary Table

Datum Elev (m)

38.400

Ground Elev (m)

Water Depth (m)

28.96

TD MD (m)

4030.980

TD TVDSS (m)

2909.320

TD Datum Depth (m)

41.148

TD Datum Type

Rotary Table

Spud Date

2007-03-15

TD Reached

2007-04-07

Completion Date

2007-04-15

Release Date

2011-04-15

Formation Tops (70)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
49/11a- 9	Unknown		70.000	28.850	BGS LithoStrat Upper
	Chalk	Mesozoic	204.000	162.850	BGS LithoStrat Upper
	Lias	Mesozoic	270.000	228.850	BGS LithoStrat Upper
	Winterton		900.000	858.850	BGS LithoStrat Upper
	Rhaetic Sandstone Member	Mesozoic	919.000	877.850	BGS LithoStrat Upper
	Winterton		943.000	901.850	BGS LithoStrat Upper
	Triton Anhydrite	Mesozoic	948.000	906.850	BGS LithoStrat Upper
	Keuper Anhydrite Member	Mesozoic	971.000	929.850	BGS LithoStrat Upper
	Triton Anhydrite	Mesozoic	1053.000	1011.850	BGS LithoStrat Upper
	Dudgeon Saliferous		1127.000	1085.850	BGS LithoStrat Upper
	Keuper Halite Member	Mesozoic	1203.000	1161.850	BGS LithoStrat Upper
	Dudgeon Saliferous		1329.000	1287.850	BGS LithoStrat Upper
	Dowsing Dolomite		1504.000	1462.850	BGS LithoStrat Upper
	Muschelkalk Halite Member	Mesozoic	1586.000	1544.850	BGS LithoStrat Upper
	Dowsing Dolomite		1661.000	1619.850	BGS LithoStrat Upper
	Rot Halite Member		1830.000	1788.850	BGS LithoStrat Upper
	Rot Clay Member		1918.000	1876.850	BGS LithoStrat Upper
	Bunter Sandstone	Mesozoic	1928.000	1886.850	BGS LithoStrat Upper
	Rogenstein Member	Mesozoic	2288.000	2246.850	BGS LithoStrat Upper
	Bunter Shale	Mesozoic	2415.000	2373.850	BGS LithoStrat Upper
	Brockelschiefer Member		2681.000	2639.850	BGS LithoStrat Upper
	Aller Halite	Palaeozoic	2719.000	2677.850	BGS LithoStrat Upper
	Aller Potash		2750.000	2708.850	BGS LithoStrat Upper
	Aller Halite	Palaeozoic	2801.000	2759.850	BGS LithoStrat Upper
	Pegmatitanhydrit	Palaeozoic	2830.000	2788.850	BGS LithoStrat Upper
	Roter Salzton	Palaeozoic	2832.000	2790.850	BGS LithoStrat Upper
	Leine Halite Member	Palaeozoic	2839.000	2797.850	BGS LithoStrat Upper
	Leine Potash		2872.000	2830.850	BGS LithoStrat Upper
	Leine Halite Member	Palaeozoic	2896.000	2854.850	BGS LithoStrat Upper
	Hauptanhydrit	Palaeozoic	2918.000	2876.850	BGS LithoStrat Upper
	Plattendolomit	Palaeozoic	2997.000	2955.850	BGS LithoStrat Upper
	Grauer Salzton	Palaeozoic	3046.000	3004.850	BGS LithoStrat Upper
	Deckanhydrit		3048.000	3006.850	BGS LithoStrat Upper
	Stassfurt Halite	Palaeozoic	3049.000	3007.850	BGS LithoStrat Upper
	Stassfurt Potash		3117.000	3075.850	BGS LithoStrat Upper
	Basalanhydrit	Palaeozoic	3176.000	3134.850	BGS LithoStrat Upper
	Hauptdolomit	Palaeozoic	3182.000	3140.850	BGS LithoStrat Upper
	Werraanhydrit	Palaeozoic	3202.000	3160.850	BGS LithoStrat Upper
	Zechsteinkalk	Palaeozoic	3230.000	3188.850	BGS LithoStrat Upper
	Kupferschiefer	Palaeozoic	3235.000	3193.850	BGS LithoStrat Upper
	Leman Sandstone		3237.000	3195.850	BGS LithoStrat Upper
	Unknown		3519.000	3477.850	BGS LithoStrat Upper
49/11a- 9Y	Unknown		3658.000	3618.680	BGS LithoStrat Upper
	Werraanhydrit	Palaeozoic	3689.000	3649.680	BGS LithoStrat Upper
	Zechsteinkalk	Palaeozoic	3762.000	3722.680	BGS LithoStrat Upper
	Kupferschiefer	Palaeozoic	3774.000	3734.680	BGS LithoStrat Upper
	Weissliegend Member		3776.000	3736.680	BGS LithoStrat Upper
	Leman Sandstone		3799.000	3759.680	BGS LithoStrat Upper
49/11a- 9Z	Bunter Shale	Mesozoic	2499.000	2157.551	BGS LithoStrat Upper
	Brockelschiefer Member		2671.000	2302.726	BGS LithoStrat Upper
	Aller Halite	Palaeozoic	2694.000	2321.809	BGS LithoStrat Upper
	Aller Potash		2743.000	2360.741	BGS LithoStrat Upper
	Aller Halite	Palaeozoic	2806.000	2405.425	BGS LithoStrat Upper
	Pegmatitanhydrit	Palaeozoic	2833.000	2423.382	BGS LithoStrat Upper
	Roter Salzton	Palaeozoic	2848.000	2432.992	BGS LithoStrat Upper
	Leine Potash		2900.000	2465.529	BGS LithoStrat Upper
	Leine Halite Member	Palaeozoic	2930.000	2483.183	BGS LithoStrat Upper
	Hauptanhydrit	Palaeozoic	2973.000	2506.538	BGS LithoStrat Upper
	Plattendolomit	Palaeozoic	3107.000	2564.888	BGS LithoStrat Upper
	Grauer Salzton	Palaeozoic	3194.000	2601.394	BGS LithoStrat Upper
	Stassfurt Halite	Palaeozoic	3198.000	2603.087	BGS LithoStrat Upper
	Stassfurt Potash		3480.000	2714.713	BGS LithoStrat Upper
	Stassfurt Halite	Palaeozoic	3613.000	2768.997	BGS LithoStrat Upper
	Basalanhydrit	Palaeozoic	3646.000	2781.319	BGS LithoStrat Upper
	Hauptdolomit	Palaeozoic	3649.000	2782.606	BGS LithoStrat Upper
	Werraanhydrit	Palaeozoic	3689.000	2799.732	BGS LithoStrat Upper
	Zechsteinkalk	Palaeozoic	3762.000	2821.173	BGS LithoStrat Upper
	Kupferschiefer	Palaeozoic	3776.000	2824.210	BGS LithoStrat Upper
	Weissliegend Member		3780.000	2825.089	BGS LithoStrat Upper
	Leman Sandstone		3800.000	2829.520	BGS LithoStrat Upper

Lithology Intervals

No lithology intervals ingested for this well.

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log

Wellbore	Groups	Formations	Strat Intervals	Tops	HC Occ	Cuttings	DSTs
49/11a- 9	6	7	42	42	1	1	1	View
49/11a- 9Y	0	0	6	6	0	0	0	View
49/11a- 9Z	3	4	22	22	1	0	0	View

Hydrocarbon Occurrence (2)

Wellbore	Category	Code	Formation / Litho	Top MD (m)	Base MD (m)	Notes
49/11a- 9	Gas shows	GS	Leman Sandstone Formation	3236.5188000000003	--	38 m thick
49/11a- 9	DST	DST 1	--	3237.0	3317.4	Label / Rotliegend

Rock Samples (1)

Wellbore	Sample	Top MD (m)	Base MD (m)	Key Lab Results	Comments	Notes
49/11a- 9	Cuttings	289.56	3553.97	--	--	--

Wireline Log Inventory (Ingested Curves)

Wellbore	Depth Start (m)	Depth Stop (m)	Typed Curves	Auto-scaled	Ingested
49/11a- 9Z	3704.38671875	4012.844482421875	5	0	2026-08-06 14:31:20.635944+00	View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

49/11a- 9Z

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	RHOB	CGG Digital Well Logs	3730.9044000000004	4008.4248000000002	1822
caliper	C1	CGG Digital Well Logs	3732.1236000000004	4012.8444000000004	1843
caliper	C2	CGG Digital Well Logs	3732.1236000000004	4012.8444000000004	1843
density_correction	DRHO	CGG Digital Well Logs	3730.9044000000004	4008.4248000000002	1822
gamma_ray	GR	CGG Digital Well Logs	3730.1424	3998.6712	1763
neutron_por	NPHI	CGG Digital Well Logs	3704.3868	4006.7484000000004	1985

Survey Inventory (Deviation)

Open full Survey detail

Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
49/11a- 9	0	--	--	--
49/11a- 9Y	0	--	--	--
49/11a- 9Z	145	4030.980	2909.455	D:\BigSpatial\nsta_raw\CGG_Deviation\49-11a-9Z 29647be_CGG-Deviation.xlsx

49/11a- 9

Well Header

Wellbores (3)

Formation Tops (70)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (2)

Rock Samples (1)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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