Well Data Manager / Well Summary / 13/23- 1

13/23- 1

Decommissioned

Well Header

Well No

13/23- 1

NSTA DEN No

4335

Well Name

Drill Seq No

Quadrant / Block

13 / 23

Surface Location

58.179249, -1.460757

Source Datum

ED50

Subsea Well

Unknown

Platform

Slot No

Operator

SHELL GLOBAL LNG LIMITED

Original Operator

Sub Area Operator

SHELL GLOBAL LNG LIMITED

Licence No

P636

Licence Type

Production

Spud Date

1991-02-19

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (1)

13/23- 1 Original

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Exploration

Original Intent

Exploration

Flow Class

Oil Show

Dev Type

Convention

Primary Target

Well Seq

WB1

Datum Type

Kelly Bushing

Datum Elev (m)

25.298

Ground Elev (m)

Water Depth (m)

124.97

TD MD (m)

3078.480

TD TVDSS (m)

3052.659

TD Datum Depth (m)

25.298

TD Datum Type

Kelly Bushing

Spud Date

1991-02-19

TD Reached

1991-04-15

Completion Date

1991-05-04

Release Date

1995-05-04

Formation Tops (23)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
13/23- 1	Moray	Mesozoic	161.000	135.702	Lloyds Register
	Lista	Mesozoic	570.000	544.688	Lloyds Register
	Montrose	Mesozoic	570.000	544.688	Lloyds Register
	Maureen	Mesozoic	926.000	900.673	Lloyds Register
	Chalk	Mesozoic	963.000	937.671	Lloyds Register
	Ekofisk	Mesozoic	963.000	937.671	Lloyds Register
	Upper Cretaceous Chalk	Mesozoic	1000.000	974.671	Lloyds Register
	Cromer Knoll	Mesozoic	1478.000	1452.648	Lloyds Register
	Rodby	Mesozoic	1478.000	1452.648	Lloyds Register
	Sola		1527.000	1501.646	Lloyds Register
	Valhall	Mesozoic	1729.000	1703.617	Lloyds Register
	Wick Sandstone		2034.000	2008.540	Lloyds Register
	Captain Sandstone	Mesozoic	2034.000	2008.540	Lloyds Register
	Valhall	Mesozoic	2163.000	2137.510	Lloyds Register
	Kimmeridge Clay		2213.000	2187.499	Lloyds Register
	Humber	Mesozoic	2213.000	2187.499	Lloyds Register
	Burns Sandstone	Mesozoic	2384.000	2358.453	Lloyds Register
	Heather	Mesozoic	2804.000	2778.335	Lloyds Register
	Ross Sandstone		2852.000	2826.290	Lloyds Register
	Heron	Palaeozoic	2888.000	2862.251	Lloyds Register
	Smith Bank	Mesozoic	2888.000	2862.251	Lloyds Register
	Halibut Carbonate	Palaeozoic	2944.000	2918.221	Lloyds Register
	Zechstein	Palaeozoic	2944.000	2918.221	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
13/23- 1	7	14	2	41	23	4	0	0	1	View

Hydrocarbon Occurrence (3)

Wellbore	Category	Code	Formation / Litho	Top MD (m)	Base MD (m)	Notes
13/23- 1	Oil shows	OS	Kimmeridge Clay Formation	2362.2000000000003	--	21 m thick
13/23- 1	DST	DST 1	--	2382.0	2394.8	Label / Upper Jurassic
13/23- 1	Oil shows	OS	Valhall Formation	2383.536	--	68 m thick

Rock Samples (0)

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

Wireline Log Inventory (Ingested Curves)

Wellbore	Depth Start (m)	Depth Stop (m)	Typed Curves	Auto-scaled	Ingested
13/23- 1	135.02639770507812	3077.718017578125	10	0	2026-08-06 16:39:44.299528+00	View Log

Source LAS Manifest (Best Curve per Type)

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13/23- 1

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	ZDEN	CGG Digital Well Logs	1028.2428	3077.7180000000003	13449
caliper	CAL	CGG Digital Well Logs	436.01640000000003	3077.7180000000003	17226
comp_sonic	AC	CGG Digital Well Logs	436.62600000000003	3068.4216	17219
deep_resistivity	RILD	CGG Digital Well Logs	436.77840000000003	3075.4320000000002	17296
density_correction	ZCOR	CGG Digital Well Logs	1029.3096	3077.7180000000003	13442
gamma_ray	GR	CGG Digital Well Logs	135.0264	3070.098	19260
med_resistivity	RILM	CGG Digital Well Logs	436.77840000000003	3076.3464000000004	17311
neutron_por	CNC	CGG Digital Well Logs	1028.2428	3071.9268	13411
pef	PE	CGG Digital Well Logs	1028.7	3077.7180000000003	13446
potassium	K	CGG Digital Well Logs	1013.7648	3070.098	13494
shallow_resistivity	RFOC	CGG Digital Well Logs	436.16880000000003	1029.7668	3896
thorium	TH	CGG Digital Well Logs	1013.7648	3069.9456	13493

Survey Inventory (Deviation)

Open full Survey detail

Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
13/23- 1	112	3062.720	3036.906	D:\BigSpatial\nsta_raw\CGG_Deviation\13-23-1 12540az_CGG-Deviation.xlsx

13/23- 1

Well Header

Wellbores (1)

Formation Tops (23)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (3)

Rock Samples (0)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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