Well Data Manager / Well Summary / 98/18- 1

98/18- 1

Decommissioned

Well Header

Well No

98/18- 1

NSTA DEN No

2190

Well Name

Drill Seq No

Quadrant / Block

98 / 18

Surface Location

50.405339, -1.601036

Source Datum

ED50

Subsea Well

Unknown

Platform

Slot No

Operator

AMERADA HESS (OFFSHORE) LIMITED

Original Operator

Sub Area Operator

AMERADA HESS (OFFSHORE) LIMITED

Licence No

P390

Licence Type

Production

Spud Date

1983-06-29

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (1)

98/18- 1 Original

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

WB1

Datum Type

Kelly Bushing

Datum Elev (m)

39.014

Ground Elev (m)

Water Depth (m)

40.54

TD MD (m)

2588.666

TD TVDSS (m)

2359.152

TD Datum Depth (m)

39.014

TD Datum Type

Kelly Bushing

Spud Date

1983-06-29

TD Reached

1983-09-27

Completion Date

1983-10-06

Release Date

1987-10-06

Formation Tops (25)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
98/18- 1	Sea Bed		80.000	40.986	BGS
	Top Chalk Gp		80.000	40.986	BGS
	Top Selborne Gp		143.000	103.986	BGS
	Top Gault Clay Fm		143.000	103.986	BGS
	Top Lower Greensand Gp		183.000	143.986	BGS
	Top Wealden Gp		244.000	204.986	BGS
	Top Purbeck Gp		594.000	554.986	BGS
	Top Portland Gp		663.000	623.986	BGS
	Top Kimmeridge Clay Fm	Mesozoic	706.000	666.986	BGS
	Top Corallian Gp		946.000	906.986	BGS
	Top Oxford Clay Fm	Mesozoic	1016.000	976.986	BGS
	Top Kellaways Fm		1170.000	1130.986	BGS
	Top Great Oolite Gp	Mesozoic	1185.000	1145.986	BGS
	Top Cornbrash Fm		1185.000	1145.986	BGS
	Top Forest Marble Fm	Mesozoic	1198.000	1158.986	BGS
	Top Fullers Earth Fm	Mesozoic	1244.000	1204.986	BGS
	Top Inferior Oolite Gp	Mesozoic	1428.000	1388.986	BGS
	Top Lias Gp		1439.000	1399.986	BGS
	Top Lower Lias	Mesozoic	1565.000	1525.986	BGS
	Top Penarth Gp		1732.000	1692.986	BGS
	Top Mercia Gp		1744.000	1704.986	BGS
	Top Sherwood Sandstone Gp	Mesozoic	2006.000	1966.986	BGS
	Top Aylesbeare Gp	Mesozoic	2157.000	2117.986	BGS
	Devonian	Palaeozoic	2365.000	2325.986	BGS
	Top Old Red Sandstone Gp	Palaeozoic	2365.000	2325.986	BGS

Lithology Intervals

98/18- 1 Curve: SANDCOUNT 68 intervals · MD 183.032 – 2620.975 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/SW Approac...

Sandstone (127)

Limestone (77)

Anhydrite (9)

Metamorphic (2)

Metamorphic (1)

98/18- 1 Curve: SANDCOUNT 148 intervals · MD 183.032 – 2620.975 m G:/NSTA_BigFiles/NSTA_Packages/OGA_EnglishChannel/Litholo...

Sandstone (127)

Limestone (77)

Anhydrite (9)

Metamorphic (2)

Metamorphic (1)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log

Wellbore	Groups	Formations	Members	Strat Intervals	Tops	HC Occ	Core	Cuttings	DSTs
98/18- 1	15	15	0	43	25	3	0	1	0	View

Hydrocarbon Occurrence (18)

Wellbore	Category	Code	Formation / Litho	Top MD (m)	Base MD (m)	Notes
98/18- 1	Gas shows	GS	Kimmeridge Clay Formation	841.248	--	105 m thick
98/18- 1	Gas shows	GS	UCR	946.404	--	23 m thick
98/18- 1	Gas shows	GS	Osmington Oolite Series [Obsolete: use COO, OSS, STFD, STOU]	969.264	--	23 m thick
98/18- 1	Gas shows	GS	LCR	993.0384	--	23 m thick
98/18- 1	Gas shows	GS	Oxford Clay (Skye)	1015.5936	--	54 m thick
98/18- 1	Gas shows	GS	Oxford Clay (Skye)	1069.848	--	101 m thick
98/18- 1	Gas shows	GS	Kellaways Formation	1170.432	--	15 m thick
98/18- 1	Gas shows	GS	Cornbrash Formation	1185.3672000000001	--	13 m thick
98/18- 1	Gas shows	GS	Forest Marble Formation	1198.4736	--	45 m thick
98/18- 1	Gas shows	GS	Frome Clay Formation	1243.584	--	43 m thick
98/18- 1	Gas shows	GS	Lower Fuller's Earth Member	1313.688	--	114 m thick
98/18- 1	Gas shows	GS	Inferior Oolite Group	1427.6832000000002	--	12 m thick
98/18- 1	Gas shows	GS	BDSE	1439.2656000000002	--	15 m thick
98/18- 1	Gas shows	GS	Lower Lias Clays [Obsolete: use LLIC]	1565.1480000000001	--	41 m thick
98/18- 1	Gas shows	GS	Lower Lias Clays [Obsolete: use LLIC]	1605.6864	--	86 m thick
98/18- 1	Gas shows	GS	Westbury Sands	1731.8736000000001	--	12 m thick
98/18- 1	Gas shows	GS	UPSC	1744.3704	--	84 m thick
98/18- 1	Gas shows	GS	UPSC	1859.2800000000002	--	146 m thick

Rock Samples (1)

Wellbore	Sample	Top MD (m)	Base MD (m)	Key Lab Results	Comments	Notes
98/18- 1	Cuttings	143.26	2627.38	--	--	.

Wireline Log Inventory (Ingested Curves)

Wellbore	Depth Start (m)	Depth Stop (m)	Typed Curves	Auto-scaled	Ingested
98/18- 1	0.0	8640.0	0	1	2026-07-05 10:58:06.761574+00	View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

No scanned LAS source files matched to this well.

Survey Inventory (Deviation)

Open full Survey detail

Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
98/18- 1	0	--	--	--

98/18- 1

Well Header

Wellbores (1)

Formation Tops (25)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (18)

Rock Samples (1)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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