Well Data Manager / Well Summary / 15/18a- 9

15/18a- 9

Decommissioned

Well Header

Well No

15/18a- 9

NSTA DEN No

6976

Well Name

Drill Seq No

Quadrant / Block

15 / 18 a

Surface Location

58.393672, 0.510654

Source Datum

ED50

Subsea Well

Unknown

Platform

Slot No

Operator

NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED

Original Operator

Sub Area Operator

NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED

Licence No

P233

Licence Type

Production

Spud Date

2000-10-07

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (2)

15/18a- 9 Original

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Exploration

Original Intent

Exploration

Flow Class

Oil Well

Dev Type

Convention

Primary Target

Well Seq

WB1

Datum Type

Rotary Table

Datum Elev (m)

25.298

Ground Elev (m)

Water Depth (m)

148.53

TD MD (m)

4180.942

TD TVDSS (m)

4017.996

TD Datum Depth (m)

25.298

TD Datum Type

Rotary Table

Spud Date

2000-10-07

TD Reached

2000-11-28

Completion Date

2000-11-28

Release Date

2004-11-28

15/18a- 9Z Sidetrack Z parent: 15/18a- 9

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Exploration

Original Intent

Exploration

Flow Class

Dry Hole

Dev Type

Convention

Primary Target

Well Seq

WB2

Datum Type

Rotary Table

Datum Elev (m)

25.298

Ground Elev (m)

Water Depth (m)

148.53

TD MD (m)

3998.976

TD TVDSS (m)

3813.780

TD Datum Depth (m)

25.298

TD Datum Type

Rotary Table

Spud Date

2000-12-07

TD Reached

2000-12-23

Completion Date

2001-01-04

Release Date

2005-01-04

Formation Tops (39)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
15/18a- 9	Horda	Cenozoic	174.000	148.702	Lloyds Register
	Stronsay	Cenozoic	174.000	148.702	Lloyds Register
	Moray	Mesozoic	1544.000	1518.588	Lloyds Register
	Balder	Cenozoic	1544.000	1518.588	Lloyds Register
	Sele	Mesozoic	1725.000	1699.489	Lloyds Register
	Forties Sandstone	Mesozoic	1798.000	1772.450	Lloyds Register
	Lista	Mesozoic	1817.000	1791.440	Lloyds Register
	Montrose	Mesozoic	1817.000	1791.440	Lloyds Register
	Balmoral Sandstone	Cenozoic	1873.000	1847.412	Lloyds Register
	Andrew Sandstone	Cenozoic	1976.000	1950.362	Lloyds Register
	Maureen	Mesozoic	2491.000	2465.275	Lloyds Register
	Maureen Reworked Unit	Mesozoic	2510.000	2484.273	Lloyds Register
	Ekofisk	Mesozoic	2564.000	2538.272	Lloyds Register
	Chalk	Mesozoic	2564.000	2538.272	Lloyds Register
	Upper Cretaceous Chalk	Mesozoic	2654.000	2628.194	Lloyds Register
	Rodby	Mesozoic	3377.000	3292.371	Lloyds Register
	Cromer Knoll	Mesozoic	3377.000	3292.371	Lloyds Register
	Sola		3505.000	3408.314	Lloyds Register
	Valhall	Mesozoic	3554.000	3452.052	Lloyds Register
	Kimmeridge Clay		3906.000	3754.354	Lloyds Register
	Humber	Mesozoic	3906.000	3754.354	Lloyds Register
	Claymore Sandstone	Mesozoic	3979.000	3817.388	Lloyds Register
15/18a- 9Z	Maureen	Mesozoic	2530.000	2504.272	BGS LithoStrat Upper
	Ekofisk	Mesozoic	2564.000	2538.272	BGS LithoStrat Upper
	Tor	Mesozoic	2654.000	2628.194	BGS LithoStrat Upper
	Flounder	Mesozoic	2859.000	2831.765	BGS LithoStrat Upper
	Herring	Mesozoic	3246.000	3153.530	BGS LithoStrat Upper
	Plenus Marl		3291.000	3188.382	BGS LithoStrat Upper
	Hidra	Mesozoic	3292.000	3189.158	BGS LithoStrat Upper
	Rodby	Mesozoic	3388.000	3265.654	BGS LithoStrat Upper
	Carrack Formation	Mesozoic	3502.000	3357.279	BGS LithoStrat Upper
	Valhall	Mesozoic	3535.000	3384.193	BGS LithoStrat Upper
	Valhall	Mesozoic	3746.000	3568.718	BGS LithoStrat Upper
	Kimmeridge Clay		3755.000	3576.940	BGS LithoStrat Upper
	Galley Sand		3899.000	3715.156	BGS LithoStrat Upper
	Galley Sand		3901.000	3717.122	BGS LithoStrat Upper
	Kimmeridge Clay		3913.000	3728.938	BGS LithoStrat Upper
	Kimmeridge Clay		3938.000	3753.578	BGS LithoStrat Upper
	Rattray		3984.000	3799.001	BGS LithoStrat Upper

Lithology Intervals

15/18a- 9Z Curve: SANDCOUNT 538 intervals · MD 172.060 – 4118.915 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...

Sandstone (513)

Limestone (25)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log

Wellbore	Groups	Formations	Members	Strat Intervals	Tops	HC Occ	Core	Cuttings	DSTs
15/18a- 9	6	11	5	25	22	2	0	1	0	View
15/18a- 9Z	0	0	0	17	17	2	0	1	0	View

Hydrocarbon Occurrence (4)

Wellbore	Category	Code	Formation / Litho	Top MD (m)	Base MD (m)	Notes
15/18a- 9	Oil shows	OS	UGAL	3979.4688	--	16 m thick
15/18a- 9	Oil shows	OS	UGAL	3995.9280000000003	--	94 m thick
15/18a- 9	Oil shows	OS	LGAL	4090.1112000000003	--	29 m thick
15/18a- 9Z	Oil shows	OS	Claymore Sandstone Member	3901.44	--	12 m thick

Rock Samples (2)

Wellbore	Sample	Top MD (m)	Base MD (m)	Key Lab Results	Comments	Notes
15/18a- 9	Cuttings	932.69	4180.94	--	--	curated Dec`00 to fill gap
15/18a- 9Z	Cuttings	2679.19	3998.98	--	--	curated Feb`01 to fill gaps

Wireline Log Inventory (Ingested Curves)

Wellbore	Depth Start (m)	Depth Stop (m)	Typed Curves	Auto-scaled	Ingested
15/18a- 9	149.3520050048828	4172.8642578125	7	0	2026-08-06 16:55:26.408558+00	View Log
15/18a- 9Z	2442.971923828125	3992.7275390625	10	0	2026-08-06 16:55:31.036204+00	View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

15/18a- 9

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	RHOZ	CGG Digital Well Logs	2572.512	3573.3228000000004	6568
caliper	HCAL	CGG Digital Well Logs	2571.9024	3573.3228000000004	6572
comp_sonic	DT	CGG Digital Well Logs	2571.9024	4172.8644	10506
density_correction	HDRA	CGG Digital Well Logs	2572.512	3573.3228000000004	6568
gamma_ray	GR	CGG Digital Well Logs	149.352	4165.2444000000005	26352
gamma_ray	CGR	CGG Digital Well Logs	151.7904	3562.0452	22378
gamma_ray	SGR	CGG Digital Well Logs	151.7904	3562.0452	22378
neutron_por	NPHI	CGG Digital Well Logs	2148.2304	3568.4460000000004	9320
pef	PEFZ	CGG Digital Well Logs	2572.512	3573.3228000000004	6568

15/18a- 9Z

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	RHOZ	CGG Digital Well Logs	2572.8168	3492.8556000000003	6038
caliper	HCAL	CGG Digital Well Logs	2571.9024	3492.7032000000004	6043
comp_sonic	DT	CGG Digital Well Logs	2571.9024	3499.1040000000003	6085
deep_resistivity	RESD	CGG Digital Well Logs	2575.56	3989.8320000000003	9281
density_correction	HDRA	CGG Digital Well Logs	2572.8168	3492.8556000000003	6038
gamma_ray	GR	CGG Digital Well Logs	2442.972	3992.7276	10170
med_resistivity	AHT20	CGG Digital Well Logs	2575.56	3505.0476000000003	6100
med_resistivity	AHT60	CGG Digital Well Logs	2575.56	3505.0476000000003	6100
med_resistivity	RESM	CGG Digital Well Logs	2575.56	3989.8320000000003	9281
neutron_por	NPHI	CGG Digital Well Logs	2442.972	3489.8076	6870
pef	PEFZ	CGG Digital Well Logs	2572.8168	3492.8556000000003	6038
shallow_resistivity	RESS	CGG Digital Well Logs	2575.56	3989.8320000000003	9281

Survey Inventory (Deviation)

Open full Survey detail

Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
15/18a- 9	108	4180.940	3992.705	D:\BigSpatial\nsta_raw\CGG_Deviation\15-18a-9 12282v_CGG-Deviation.xlsx
15/18a- 9Z	102	3998.980	3813.771	D:\BigSpatial\nsta_raw\CGG_Deviation\15-18a-9Z 12299aw_CGG-Deviation.xlsx

15/18a- 9

Well Header

Wellbores (2)

Formation Tops (39)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (4)

Rock Samples (2)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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