Well Data Manager / Well Summary / 211/12a-M2

211/12a-M2

Present

Well Header

Well No

211/12a-M2

NSTA DEN No

2377

Well Name

Drill Seq No

Quadrant / Block

211 / 12 a

Surface Location

61.619625, 1.305427

Source Datum

ED50

Subsea Well

Platform

Slot No

Operator

ENQUEST HEATHER LIMITED

Original Operator

Sub Area Operator

ENQUEST HEATHER LIMITED

Licence No

P193

Licence Type

Production

Spud Date

1984-04-12

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (2)

211/12a-M2 Original

Abandoned Phase 2 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)

57.000

Ground Elev (m)

Water Depth (m)

185.00

TD MD (m)

3947.900

TD TVDSS (m)

3179.500

TD Datum Depth (m)

56.903

TD Datum Type

Kelly Bushing

Spud Date

1984-04-12

TD Reached

1984-07-03

Completion Date

1984-08-01

Release Date

1988-08-01

211/12a-M2Z Sidetrack Z parent: 211/12a-M2

Abandoned Phase 2 View Log 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)

57.000

Ground Elev (m)

Water Depth (m)

185.00

TD MD (m)

3916.900

TD TVDSS (m)

3202.100

TD Datum Depth (m)

56.903

TD Datum Type

Kelly Bushing

Spud Date

1984-04-26

TD Reached

1984-07-03

Completion Date

1984-07-15

Release Date

1988-07-15

Formation Tops (11)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
211/12a-M2	Unknown		243.000	-56.000	BGS LithoStrat Upper
	Nordland	Cenozoic	375.000	75.997	BGS LithoStrat Upper
	Hordaland	Cenozoic	1015.000	698.805	BGS LithoStrat Upper
	Balder	Cenozoic	1637.000	1151.860	BGS LithoStrat Upper
	Sele	Mesozoic	1695.000	1194.174	BGS LithoStrat Upper
	Lista	Mesozoic	1706.000	1202.212	BGS LithoStrat Upper
	Shetland F		1871.000	1323.663	BGS LithoStrat Upper
	Shetland E		1893.000	1339.992	BGS LithoStrat Upper
	Shetland D		2365.000	1697.623	BGS LithoStrat Upper
	Magnus Sandstone	Mesozoic	3658.000	2715.930	BGS LithoStrat Upper
	Lower Kimmeridge Clay	Mesozoic	3708.000	2753.124	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
211/12a-M2	0	0	0	11	11	0	4	1	0	View
211/12a-M2Z	0	0	0	0	0	0	0	0	0

Hydrocarbon Occurrence (2)

Wellbore	Category	Code	Formation / Litho	Top MD (m)	Base MD (m)	Notes
211/12a-M2	Oil	O	Magnus Sandstone Member	3658.1791200000002	--	50 m thick
211/12a-M2	Oil shows	OS	Lower Kimmeridge Clay	3707.879808	--	183 m thick

Rock Samples (5)

Wellbore	Sample	Top MD (m)	Base MD (m)	Key Lab Results	Comments	Notes
211/12a-M2	Cuttings	389.99	3890.95	--	--	.
211/12a-M2	Core #1	3666.96	3675.16	--	--	.
211/12a-M2	Core #2	3676.47	3703.26	--	--	.
211/12a-M2	Core #3	3703.96	3728.83	--	--	.
211/12a-M2	Core #4	3728.95	3756.2	--	--	.

Wireline Log Inventory (Ingested Curves)

Wellbore	Depth Start (m)	Depth Stop (m)	Typed Curves	Auto-scaled	Ingested
211/12a-M2	3506.114501953125	3822.496826171875	11	0	2026-08-08 01:14:14.327657+00	View Log
211/12a-M2Z	3500.4755859375	3857.396484375	11	0	2026-08-08 01:15:26.811543+00	View Log

Source LAS Manifest (Best Curve per Type)

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211/12a-M2

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	CDEN	Energective CorrectedLOGS	3556.8629904	3818.53059	1718
caliper	CLD	Energective CorrectedLOGS	3551.3766513600003	3822.49295952	1780
comp_sonic	DT	OGA Batch Unzipped	3600.14513	3814.87675	833
comp_sonic	DTC	Energective CorrectedLOGS	3556.8629904	3817.6162204800003	1712
deep_resistivity	ILD	Energective CorrectedLOGS	3556.8629904	3818.37819	1717
density_correction	DENC	OGA Batch Unzipped	3556.86352	3818.83915	1720
density_correction	CDRH	Energective CorrectedLOGS	3556.8629904	3818.37819	1717
gamma_ray	GRI	Energective CorrectedLOGS	3506.4192000000003	3810.9106814400006	1999
med_resistivity	ILM	Energective CorrectedLOGS	3556.8629904	3818.07339	1715
neutron_por	CNEU	Energective CorrectedLOGS	3506.1144000000004	3819.29259	2056
porosity	PHIT	OGA Batch Unzipped	3648.91313	3818.22955	1112
tvdss	SS	Energective CorrectedLOGS	3505.8096	3822.79775952	2081
vshale	VSGR	Energective CorrectedLOGS	3557.0153904	3810.6058814400003	1665
vshale	VSH	Energective CorrectedLOGS	3557.0153904	3810.6058814400003	1665
water_sat	SWT	OGA Batch Unzipped	3648.91313	3818.22955	1112

211/12a-M2Z

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	CDEN	Energective CorrectedLOGS	3555.64372944	3855.1060718400004	1966
caliper	CLD	Energective CorrectedLOGS	3548.3286208800005	3850.3817328000005	1983
comp_sonic	DT	OGA Batch Unzipped	3625.13867	3849.77612	1243
comp_sonic	DTC	Energective CorrectedLOGS	3555.64372944	3845.35259376	1902
deep_resistivity	ILD	Energective CorrectedLOGS	3556.86289896	3853.42970232	1947
density_correction	CDRH	Energective CorrectedLOGS	3555.64372944	3855.2584718400003	1967
density_correction	DENC	OGA Batch Unzipped	3625.13867	3849.77612	1475
gamma_ray	GRI	Energective CorrectedLOGS	3500.4756	3852.3629328000006	2310
med_resistivity	ILM	Energective CorrectedLOGS	3556.86289896	3852.51530232	1941
neutron_por	CNEU	Energective CorrectedLOGS	3500.7804	3857.3920718400004	2341
porosity	PHIT	OGA Batch Unzipped	3648.15106	3845.05173	1293
tvdss	SS	Energective CorrectedLOGS	3500.3232000000003	3857.54444136	2345
vshale	VSGR	Energective CorrectedLOGS	3556.25332944	3851.9057328000004	1941
vshale	VSH	Energective CorrectedLOGS	3556.25332944	3851.9057328000004	1941
water_sat	SWT	OGA Batch Unzipped	3648.15106	3845.05173	1293

Survey Inventory (Deviation)

Open full Survey detail

Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
211/12a-M2	147	3850.000	2852.959	G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_12a-M2\WELL_PATH\WDD_QC\211_12a-M2_wdd_WDD_FILE_46702794_DATACO_MAPPED.csv
211/12a-M2Z	184	3860.300	2903.842	G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_12a-M2Z\WELL_PATH\WDD_QC\211_12a-M2Z_wdd_WDD_FILE_1683596_DATACO_MAPPED.csv

211/12a-M2

Well Header

Wellbores (2)

Formation Tops (11)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (2)

Rock Samples (5)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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