Well Data Manager / Well Summary / 3/07a- 4

3/07a- 4

Decommissioned

Well Header

Well No

3/07a- 4

NSTA DEN No

1690

Well Name

Drill Seq No

Quadrant / Block

3 / 7 a

Surface Location

60.782590, 1.379692

Source Datum

ED50

Subsea Well

Platform

Slot No

Operator

CNR INTERNATIONAL (U.K.) LIMITED

Original Operator

Sub Area Operator

CNR INTERNATIONAL (U.K.) LIMITED

Licence No

P203

Licence Type

Production

Spud Date

1981-05-11

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (1)

3/07a- 4 Original

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Appraisal

Original Intent

Appraisal

Flow Class

Oil Well

Dev Type

Convention

Primary Target

Well Seq

WB1

Datum Type

Kelly Bushing

Datum Elev (m)

24.689

Ground Elev (m)

Water Depth (m)

142.65

TD MD (m)

3712.460

TD TVDSS (m)

3684.460

TD Datum Depth (m)

24.689

TD Datum Type

Kelly Bushing

Spud Date

1981-05-11

TD Reached

1981-06-21

Completion Date

1981-07-22

Release Date

1985-07-22

Formation Tops (7)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
3/07a- 4	Upper Mousa	Cenozoic	824.000	799.311	Ternan
	Lower Dornoch Sst		1673.000	1648.311	Ternan
	Shetland	Mesozoic	2071.000	2046.311	Ternan
	Brent	Mesozoic	3513.000	3488.311	Ternan
	Cook	Mesozoic	3594.000	3569.311	Ternan
	Nansen	Mesozoic	3661.000	3636.311	Ternan
	Cormorant	Mesozoic	3673.000	3648.311	Ternan

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
3/07a- 4	0	0	0	25	7	0	0	0	0	View

Hydrocarbon Occurrence (2)

Wellbore	Category	Code	Formation / Litho	Top MD (m)	Base MD (m)	Notes
3/07a- 4	Oil shows	OS	*	3462.5280000000002	--	50 m thick
3/07a- 4	Mixed shows	OGS	JMS	3512.82	--	70 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
3/07a- 4	143.56080627441406	3718.56005859375	12	0	2026-08-06 12:58:13.12982+00	View Log

Source LAS Manifest (Best Curve per Type)

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3/07a- 4

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
apparent_water_resistivity	RWA	Energective CorrectedLOGS	272.9484	3672.6876	2413
bulk_density	RHOB	OGA Batch Unzipped	2558.9484	3709.1112000000003	7548
bulk_density	LDL	Energective CorrectedLOGS	2558.9484	3709.1112000000003	7548
caliper	CLD	Energective CorrectedLOGS	2559.1008	3709.1112000000003	7547
comp_sonic	DT	OGA Batch Unzipped	143.4084	3718.5600000000004	22895
comp_sonic	DTC	Energective CorrectedLOGS	265.6332	3718.5600000000004	21927
deep_resistivity	ILD	Energective CorrectedLOGS	184.8612	3714.1404	22216
deep_resistivity	LLD	Energective CorrectedLOGS	2562.1488	3709.5684	5116
density_correction	DRHO	OGA Batch Unzipped	2558.9484	3709.1112000000003	7548
density_correction	DRH	Energective CorrectedLOGS	2558.9484	3709.1112000000003	7548
gamma_ray	GR	OGA Batch Unzipped	143.5608	3718.5600000000004	22897
gamma_ray	GRI	Energective CorrectedLOGS	143.5608	3709.7208	22773
micro_resistivity	MSFL	OGA Batch Unzipped	2561.9964	3717.036	5256
micro_resistivity	MSF	Energective CorrectedLOGS	2562.1488	3713.9880000000003	5073
neutron_por	CNLC	Energective CorrectedLOGS	2558.9484	3704.6916	7519
neutron_por	NPHI	OGA Batch Unzipped	2558.9484	3709.1112000000003	7548
porosity	POR	Energective CorrectedLOGS	359.35920000000004	3709.416	20979
porosity	PHIE	OGA Batch Unzipped	3133.344	3709.416	2682
shallow_resistivity	SFLU	OGA Batch Unzipped	143.4084	3718.5600000000004	22898
shallow_resistivity	LLS	Energective CorrectedLOGS	3141.5736	3712.1592	3745
shallow_resistivity	SFL	Energective CorrectedLOGS	159.1056	3718.5600000000004	22408
tvdss	SS	Energective CorrectedLOGS	143.5608	3718.8648000000003	23461
tvdss	TVDSS	OGA Batch Unzipped	0.6096	4006.4436	26286
vshale	VSGR	Energective CorrectedLOGS	199.3392	3709.416	22399
vshale	VSH	Energective CorrectedLOGS	199.3392	3709.416	22410
water_sat	SW	Energective CorrectedLOGS	359.35920000000004	3709.416	20979
water_sat_xo	SXO	Energective CorrectedLOGS	359.35920000000004	3709.416	20979

Survey Inventory (Deviation)

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Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
3/07a- 4	0	--	--	--

3/07a- 4

Well Header

Wellbores (1)

Formation Tops (7)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (2)

Rock Samples (0)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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