Well Data Manager / Well Summary / 3/28- 1

3/28- 1

Decommissioned

Well Header

Well No

3/28- 1

NSTA DEN No

843

Well Name

Drill Seq No

Quadrant / Block

3 / 28

Surface Location

60.016156, 1.422185

Source Datum

ED50

Subsea Well

Platform

Slot No

Operator

ENQUEST HEATHER LIMITED

Original Operator

Sub Area Operator

ENQUEST HEATHER LIMITED

Licence No

P234

Licence Type

Production

Spud Date

1976-04-20

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (1)

3/28- 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)

25.908

Ground Elev (m)

Water Depth (m)

93.27

TD MD (m)

1501.750

TD TVDSS (m)

0.000

TD Datum Depth (m)

25.908

TD Datum Type

Kelly Bushing

Spud Date

1976-04-20

TD Reached

1976-05-01

Completion Date

1976-05-13

Release Date

1980-05-13

Formation Tops (2)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
3/28- 1	Upper Mousa	Cenozoic	726.000	700.092	Ternan
	Cormorant	Mesozoic	1506.000	1480.092	Ternan

Lithology Intervals

3/28- 1 Curve: SANDCOUNT 92 intervals · MD 122.987 – 1521.257 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NNS, ESP, ...

Sandstone (51)

Limestone (41)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log

Wellbore	Groups	Formations	Members	Strat Intervals	Tops	HC Occ	Core	Cuttings	DSTs
3/28- 1	0	0	0	16	2	0	0	1	0	View

Hydrocarbon Occurrence (4)

Wellbore	Category	Code	Formation / Litho	Top MD (m)	Base MD (m)	Notes
3/28- 1	Gas shows	GS	*	448.05600000000004	--	137 m thick
3/28- 1	Oil shows	OS	*	585.216	--	207 m thick
3/28- 1	Oil shows	OS	TUFF	982.98	--	98 m thick
3/28- 1	Oil shows	OS	*	1080.516	--	213 m thick

Rock Samples (1)

Wellbore	Sample	Top MD (m)	Base MD (m)	Key Lab Results	Comments	Notes
3/28- 1	Cuttings	182.88	1527.96	--	--	.

Wireline Log Inventory (Ingested Curves)

Wellbore	Depth Start (m)	Depth Stop (m)	Typed Curves	Auto-scaled	Ingested
3/28- 1	570.5855712890625	1525.5240478515625	13	0	2026-08-06 13:33:27.158578+00	View Log

Source LAS Manifest (Best Curve per Type)

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3/28- 1

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	CDEN	Energective CorrectedLOGS	574.548	1523.8476	6230
bulk_density	DEN	OGA Batch Unzipped	575.0052	1515.0079	6169
caliper	CLD	Energective CorrectedLOGS	574.0908000000001	1519.428	6204
caliper	CALI	OGA Batch Unzipped	575.0052	1515.0079	6169
comp_sonic	DT	OGA Batch Unzipped	575.0052	1515.0079	6169
comp_sonic	DTC	Energective CorrectedLOGS	574.0908000000001	1520.6472	6212
deep_resistivity	LLD	Energective CorrectedLOGS	1036.6248	1234.5924	1300
deep_resistivity	ILD	Energective CorrectedLOGS	574.0908000000001	1525.3716000000002	6240
density_correction	CDRH	Energective CorrectedLOGS	574.0908000000001	1523.8476	6233
density_correction	DENC	OGA Batch Unzipped	575.0052	1515.0079	6169
gamma_ray	GR	OGA Batch Unzipped	575.0052	1515.0079	6169
gamma_ray	GRI	Energective CorrectedLOGS	570.5856	1516.9896	6211
micro_resistivity	RES_MIC	OGA Batch Unzipped	1036.4722	1515.0079	3141
micro_resistivity	MLL	Energective CorrectedLOGS	1036.3200000000002	1519.1232	3169
neutron_por	NEUT	OGA Batch Unzipped	575.0052	1515.0079	6169
neutron_por	CNEU	Energective CorrectedLOGS	570.5856	1517.4468000000002	6214
porosity	PHIT	OGA Batch Unzipped	575.1576	1514.8556	6167
porosity	PHIE	OGA Batch Unzipped	1018.032	1360.6272000000001	2249
shallow_resistivity	LLS	Energective CorrectedLOGS	1036.6248	1234.5924	1300
shallow_resistivity	SFL	Energective CorrectedLOGS	574.0908000000001	1520.7996	6213
sp	SP	Energective CorrectedLOGS	574.0908000000001	1525.5240000000001	6244
tvdss	SS	Energective CorrectedLOGS	570.5856	1525.5240000000001	6267
vshale	VCLAY	OGA Batch Unzipped	1018.032	1360.6272000000001	2249
vshale	VSH	OGA Batch Unzipped	575.1576	1514.8556	6167
water_sat	SWE	OGA Batch Unzipped	575.0052	1356.3596	5128
water_sat	SW	OGA Batch Unzipped	1018.032	1360.4748	2248
water_sat	SWT	OGA Batch Unzipped	575.0052	1356.3596	5128

Survey Inventory (Deviation)

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Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
3/28- 1	0	--	--	--

3/28- 1

Well Header

Wellbores (1)

Formation Tops (2)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (4)

Rock Samples (1)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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