Well Data Manager / Well Summary / 211/18a-S4

211/18a-S4

Present

Well Header

Well No

211/18a-S4

NSTA DEN No

20766

Well Name

Drill Seq No

Quadrant / Block

211 / 18 a

Surface Location

61.467429, 1.555857

Source Datum

ED50

Subsea Well

Yes

Platform

Slot No

WI2

Operator

ENQUEST HEATHER LIMITED

Original Operator

Sub Area Operator

ENQUEST HEATHER LIMITED

Licence No

P236

Licence Type

Production

Spud Date

2009-05-14

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (2)

211/18a-S4 Original

Plugged View Log Survey

Current Intent

Development

Original Intent

Development

Flow Class

Oil Well

Dev Type

Injector

Convention

Primary Target

DR3

Well Seq

WB1

Datum Type

Rotary Table

Datum Elev (m)

24.384

Ground Elev (m)

Water Depth (m)

167.64

TD MD (m)

4800.600

TD TVDSS (m)

3464.966

TD Datum Depth (m)

24.384

TD Datum Type

Rotary Table

Spud Date

2009-05-14

TD Reached

2009-07-30

Completion Date

2009-10-19

Release Date

2013-10-19

211/18a-S4Z Sidetrack Z parent: 211/18a-S4

Abandoned Phase 1 View Log Interpreted Data Survey

Current Intent

Appraisal

Original Intent

Appraisal

Flow Class

Oil Well

Dev Type

Convention

Primary Target

Well Seq

WB2

Datum Type

Rotary Table

Datum Elev (m)

24.384

Ground Elev (m)

Water Depth (m)

167.64

TD MD (m)

4206.240

TD TVDSS (m)

3565.246

TD Datum Depth (m)

24.384

TD Datum Type

Rotary Table

Spud Date

2009-05-14

TD Reached

2009-06-15

Completion Date

2009-06-18

Release Date

2013-06-18

Formation Tops (18)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
211/18a-S4Z	Nordland	Cenozoic	192.000	167.616	BGS LithoStrat Upper
	Miocene Sand		896.000	871.616	BGS LithoStrat Upper
	Nordland	Cenozoic	1001.000	976.616	BGS LithoStrat Upper
	Nordland	Cenozoic	1077.000	1052.616	BGS LithoStrat Upper
	Balder	Cenozoic	1564.000	1539.616	BGS LithoStrat Upper
	Lista	Mesozoic	1646.000	1621.616	BGS LithoStrat Upper
	Shetland	Mesozoic	1780.000	1755.616	BGS LithoStrat Upper
	Cromer Knoll	Mesozoic	3620.000	3595.616	BGS LithoStrat Upper
	Kimmeridge Clay		3797.000	3772.616	BGS LithoStrat Upper
	Heather	Mesozoic	3866.000	3841.616	BGS LithoStrat Upper
	Tarbert	Mesozoic	3871.000	3846.616	BGS LithoStrat Upper
	Ness	Mesozoic	3879.000	3854.616	BGS LithoStrat Upper
	Etive	Mesozoic	3889.000	3864.616	BGS LithoStrat Upper
	Rannoch	Mesozoic	3948.000	3923.616	BGS LithoStrat Upper
	Rannoch Shale Member		3978.000	3953.616	BGS LithoStrat Upper
	Broom	Mesozoic	3995.000	3970.616	BGS LithoStrat Upper
	Dunlin	Mesozoic	3999.000	3974.616	BGS LithoStrat Upper
	Statfjord	Mesozoic	4126.000	4101.616	BGS LithoStrat Upper

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
211/18a-S4	0	0	0	0	0	0	0	0	0
211/18a-S4Z	0	0	0	18	18	0	0	0	0	View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

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
211/18a-S4	1077.315673828125	4800.44775390625	10	0	2026-08-06 11:06:26.422535+00	View Log
211/18a-S4Z	1854.2508544921875	4195.876953125	10	0	2026-08-06 11:06:35.422214+00	View Log

Source LAS Manifest (Best Curve per Type)

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211/18a-S4

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bit_size	BIT	Energective CorrectedLOGS	4205.9352	4800.4476	3902
bulk_density	LRHO	Energective CorrectedLOGS	4211.421600000001	4769.2056	3661
bulk_density	CDEN	Energective CorrectedLOGS	4211.421600000001	4769.2056	3661
caliper	C2	Energective CorrectedLOGS	3227.07	4800.2952000000005	9809
caliper	C1	Energective CorrectedLOGS	1077.3156000000001	4800.4476	24291
caliper	CALI	OGA Batch Unzipped	4206.24	4769.2056	3695
deep_resistivity	RES_DEP	OGA Batch Unzipped	4206.0876	4788.8652	3821
density_correction	DENC	OGA Batch Unzipped	4205.9352	4769.2056	3697
density_correction	LDRH	Energective CorrectedLOGS	4205.9352	4769.2056	3697
density_correction	CDRH	Energective CorrectedLOGS	4205.9352	4769.2056	3697
gamma_ray	GRI	Energective CorrectedLOGS	1657.3500000000001	4205.0208	16712
gamma_ray	GRLW	Energective CorrectedLOGS	191.8716	4789.4748	14500
med_resistivity	RES_MED	OGA Batch Unzipped	4206.0876	4788.8652	3819
neutron_por	TNPH	Energective CorrectedLOGS	4205.9352	4768.138800000001	3690
neutron_por	LTNP	Energective CorrectedLOGS	4205.9352	4768.138800000001	3690
neutron_por	NEU	OGA Batch Unzipped	4206.24	4768.138800000001	3688
pef	CPEF	Energective CorrectedLOGS	4215.9936	4769.2056	3559
pef	LPEF	Energective CorrectedLOGS	4215.9936	4769.2056	3559
rate_of_penetration	ROP	Energective CorrectedLOGS	225.55200000000002	4800.2952000000005	26629
shallow_resistivity	RES_SLW	OGA Batch Unzipped	4206.0876	4788.8652	3821
tvdss	SS	Energective CorrectedLOGS	191.7192	4800.6	30243
vshale	VSH	Energective CorrectedLOGS	1864.9188000000001	4789.4748	19191
vshale	VSGR	Energective CorrectedLOGS	1864.9188000000001	4789.4748	19176

211/18a-S4Z

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	DEN	OGA Batch Unzipped	3867.7596000000003	4168.7496	1976
bulk_density	LRHO	Energective CorrectedLOGS	1863.2424	4169.0544	14041
caliper	CALI	OGA Batch Unzipped	3867.7596000000003	4168.902	1977
caliper	CLD	Energective CorrectedLOGS	1858.8228000000001	4168.902	14061
deep_resistivity	RES_DEP	OGA Batch Unzipped	3867.7596000000003	4195.8768	2154
density_correction	DENC	OGA Batch Unzipped	3867.7596000000003	4168.7496	1976
density_correction	LDRH	Energective CorrectedLOGS	1863.3948	4168.7496	14037
gamma_ray	GRLW	Energective CorrectedLOGS	1854.2508	4195.8768	15366
gamma_ray	GR	OGA Batch Unzipped	3867.7596000000003	4195.8768	2154
med_resistivity	RES_MED	OGA Batch Unzipped	3867.7596000000003	4195.8768	2154
neutron_por	LTNP	Energective CorrectedLOGS	1863.3948	4167.8352	14016
neutron_por	NEU	OGA Batch Unzipped	3867.7596000000003	4167.8352	1970
pef	LPEF	Energective CorrectedLOGS	1863.6996000000001	4169.0544	12431
shallow_resistivity	RES_SLW	OGA Batch Unzipped	3867.7596000000003	4195.8768	2154
tvdss	SS	Energective CorrectedLOGS	1854.0984	4196.1816	15369
vshale	VSGR	Energective CorrectedLOGS	1863.3948	4195.7244	15305
vshale	VSH	Energective CorrectedLOGS	1863.3948	4195.7244	15305

Survey Inventory (Deviation)

Open full Survey detail

Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
211/18a-S4	0	--	--	--
211/18a-S4Z	0	--	--	--

211/18a-S4

Well Header

Wellbores (2)

Formation Tops (18)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (0)

Rock Samples (0)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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