Well Data Manager / Well Summary / 9/18b-A1

9/18b-A1

Present

Well Header

Well No

9/18b-A1

NSTA DEN No

5027

Well Name

Drill Seq No

Quadrant / Block

9 / 18 b

Surface Location

59.350843, 1.551573

Source Datum

ED50

Subsea Well

Yes

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

P496

Licence Type

Production

Spud Date

1993-06-14

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (2)

9/18b-A1 Original

Abandoned Phase 1 View Log Interpreted Data Survey

Current Intent

Development

Original Intent

Development

Flow Class

Oil Well

Dev Type

Producer

Convention

Primary Target

Well Seq

WB1

Datum Type

Kelly Bushing

Datum Elev (m)

25.908

Ground Elev (m)

Water Depth (m)

112.78

TD MD (m)

2231.160

TD TVDSS (m)

1792.550

TD Datum Depth (m)

25.908

TD Datum Type

Kelly Bushing

Spud Date

1993-06-14

TD Reached

1993-09-12

Completion Date

1993-09-12

Release Date

1997-09-12

9/18b-A1Z Sidetrack Z parent: 9/18b-A1

Plugged View Log Interpreted Data Survey

Current Intent

Development

Original Intent

Development

Flow Class

Oil Well

Dev Type

Producer

Convention

Primary Target

Well Seq

WB2

Datum Type

Kelly Bushing

Datum Elev (m)

25.908

Ground Elev (m)

Water Depth (m)

112.78

TD MD (m)

2860.890

TD TVDSS (m)

1701.410

TD Datum Depth (m)

25.908

TD Datum Type

Kelly Bushing

Spud Date

1993-09-12

TD Reached

1993-10-11

Completion Date

1993-10-11

Release Date

1997-10-11

Formation Tops (0)

No formation tops ingested for this well.

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
9/18b-A1	0	0	0	0	0	0	0	1	0	View
9/18b-A1Z	0	0	0	0	0	0	0	1	0	View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (2)

Wellbore	Sample	Top MD (m)	Base MD (m)	Key Lab Results	Comments	Notes
9/18b-A1	Cuttings	969.26	2231.14	--	--	--
9/18b-A1Z	Cuttings	1883.66	2231.14	--	--	sidetrack

Wireline Log Inventory (Ingested Curves)

Wellbore	Depth Start (m)	Depth Stop (m)	Typed Curves	Auto-scaled	Ingested
9/18b-A1	942.8988037109375	2215.89599609375	7	0	2026-08-06 15:59:04.919594+00	View Log
9/18b-A1Z	1855.1651611328125	2834.030517578125	7	0	2026-08-06 15:59:28.195797+00	View Log

Source LAS Manifest (Best Curve per Type)

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9/18b-A1

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	DEN	OGA Batch Unzipped	969.1116000000001	2200.1988	4703
bulk_density	CDEN	Energective CorrectedLOGS	969.4164000000001	2200.1988	4701
caliper	CALI	OGA Batch Unzipped	1844.0400000000002	2181.7584	2217
deep_resistivity	RES_DEP	OGA Batch Unzipped	955.7004000000001	2215.896	8270
deep_resistivity	ILD	Energective CorrectedLOGS	955.7004000000001	2215.896	8270
density_correction	CDRH	Energective CorrectedLOGS	954.7860000000001	2200.1988	4797
density_correction	DENC	OGA Batch Unzipped	930.402	2200.1988	4957
gamma_ray	GRI	Energective CorrectedLOGS	942.8988	2212.6956	8333
gamma_ray	GR	OGA Batch Unzipped	942.8988	2212.6956	8333
med_resistivity	RES_MED	OGA Batch Unzipped	946.0992	2215.896	8333
med_resistivity	ILM	Energective CorrectedLOGS	954.7860000000001	2215.896	8276
neutron_por	CNEU	Energective CorrectedLOGS	969.1116000000001	2198.0652	4689
neutron_por	NEU	OGA Batch Unzipped	969.1116000000001	2198.0652	4689
tvdss	SS	Energective CorrectedLOGS	942.7464	2216.2008	8357

9/18b-A1Z

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	LRHO	Energective CorrectedLOGS	2226.2592	2715.4632	3211
bulk_density	DEN	OGA Batch Unzipped	2258.4156000000003	2715.4632	3000
caliper	CALI	OGA Batch Unzipped	1873.9104	2830.6776	6279
deep_resistivity	RES_DEP	OGA Batch Unzipped	1873.9104	2834.0304	6201
density_correction	LDRH	Energective CorrectedLOGS	2226.2592	2714.244	3203
density_correction	DENC	OGA Batch Unzipped	2226.2592	2715.4632	3211
gamma_ray	GRLW	Energective CorrectedLOGS	1855.1652000000001	2830.6776	6402
gamma_ray	GR	OGA Batch Unzipped	1873.9104	2830.6776	6279
med_resistivity	RES_MED	OGA Batch Unzipped	1873.9104	2834.0304	6301
neutron_por	NEU	OGA Batch Unzipped	2258.4156000000003	2713.0248	2979
neutron_por	LTNP	Energective CorrectedLOGS	2223.9732	2713.0248	3210
tvdss	SS	Energective CorrectedLOGS	1855.0128000000002	2834.3352	6427

Survey Inventory (Deviation)

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Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
9/18b-A1	138	2231.136	1654.206	G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A1\WELL_PATH\WDD_QC\9_18b-A1_wdd_WDD_FILE_208920314_DATACO_MAPPED.csv
9/18b-A1Z	176	2860.853	1567.187	G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A1Z\WELL_PATH\WDD_QC\9_18b-A1Z_wdd_WDD_FILE_208920317_DATACO_MAPPED.csv

9/18b-A1

Well Header

Wellbores (2)

Formation Tops (0)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (0)

Rock Samples (2)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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