Well Data Manager / Well Summary / 211/26-A15

211/26-A15

CA29S1

Present

Well Header

Well No

211/26-A15

NSTA DEN No

2683

Well Name

CA29S1

Drill Seq No

Quadrant / Block

211 / 26

Surface Location

61.102266, 1.071027

Source Datum

ED50

Subsea Well

Platform

Slot No

A-29

Operator

TAQA BRATANI LIMITED

Original Operator

Sub Area Operator

TAQA BRATANI LIMITED

Licence No

P232

Licence Type

Production

Spud Date

1985-05-15

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (2)

211/26-A15 Original parent: 211/26-A5

Abandoned Phase 2 View Log Interpreted Data Survey

Current Intent

Development

Original Intent

Development

Flow Class

Dev Type

Producer

Convention

Primary Target

Well Seq

WB2

Datum Type

Kelly Bushing

Datum Elev (m)

47.549

Ground Elev (m)

Water Depth (m)

152.10

TD MD (m)

4268.724

TD TVDSS (m)

2837.444

TD Datum Depth (m)

47.549

TD Datum Type

Kelly Bushing

Spud Date

1985-05-15

TD Reached

1985-06-10

Completion Date

1985-09-24

Release Date

1989-09-24

211/26-A15Z Sidetrack Z parent: 211/26-A15

Abandoned Phase 2 View Log Survey

Current Intent

Development

Original Intent

Development

Flow Class

Oil Well

Dev Type

Producer

Convention

Primary Target

Well Seq

WB3

Datum Type

Kelly Bushing

Datum Elev (m)

47.549

Ground Elev (m)

Water Depth (m)

152.10

TD MD (m)

4202.887

TD TVDSS (m)

2805.166

TD Datum Depth (m)

47.549

TD Datum Type

Kelly Bushing

Spud Date

1985-09-24

TD Reached

1985-10-09

Completion Date

1985-10-09

Release Date

1989-10-09

Formation Tops (16)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
211/26-A15	Unknown		3993.000	2622.271	BGS LithoStrat Upper
	Kimmeridge Clay		4009.000	2632.641	BGS LithoStrat Upper
	Upper Heather		4047.000	2657.440	BGS LithoStrat Upper
	Middle Heather		4069.000	2671.869	BGS LithoStrat Upper
	Lower Heather		4077.000	2677.122	BGS LithoStrat Upper
	Upper Ness Member	Mesozoic	4082.000	2680.406	BGS LithoStrat Upper
	Middle Ness	Mesozoic	4104.000	2695.120	BGS LithoStrat Upper
	Lower Ness Member	Mesozoic	4110.000	2699.142	BGS LithoStrat Upper
	Etive	Mesozoic	4157.000	2730.732	BGS LithoStrat Upper
	Rannoch	Mesozoic	4170.000	2739.598	BGS LithoStrat Upper
	Broom	Mesozoic	4191.000	2753.920	BGS LithoStrat Upper
	Drake	Mesozoic	4200.000	2760.058	BGS LithoStrat Upper
	Cook	Mesozoic	4209.000	2766.196	BGS LithoStrat Upper
	Burton	Mesozoic	4232.000	2781.882	BGS LithoStrat Upper
	Amundsen		4262.000	2802.342	BGS LithoStrat Upper
	Statfjord	Mesozoic	4283.000	2816.664	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
211/26-A15	0	0	0	16	16	0	0	0	0	View
211/26-A15Z	0	0	0	0	0	0	0	0	0

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
211/26-A15	3868.521484375	4317.18701171875	11	0	2026-08-06 11:25:44.330398+00	View Log
211/26-A15Z	4001.109619140625	4249.82666015625	9	0	2026-08-06 11:25:46.041642+00	View Log

Source LAS Manifest (Best Curve per Type)

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211/26-A15

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	LDL	Energective CorrectedLOGS	3871.2648000000004	4038.9048000000003	1101
bulk_density	DEN	OGA Batch Unzipped	3868.5216	4038.9048000000003	1119
caliper	CALI	OGA Batch Unzipped	3868.5216	4038.9048000000003	1119
caliper	CLD	Energective CorrectedLOGS	3871.1124	4038.9048000000003	1102
comp_sonic	DT	OGA Batch Unzipped	3867.9120000000003	4330.5984	3037
comp_sonic	DTC	Energective CorrectedLOGS	3870.1980000000003	4304.8428	2471
deep_resistivity	RES_DEP	OGA Batch Unzipped	3971.3916000000004	4307.2812	2205
deep_resistivity	LLD	Energective CorrectedLOGS	4012.8444000000004	4307.2812	1933
density_correction	DENC	OGA Batch Unzipped	3868.5216	4038.9048000000003	1119
density_correction	DRH	Energective CorrectedLOGS	3870.5028	4038.9048000000003	1106
gamma_ray	GR	OGA Batch Unzipped	3868.5216	4307.4336	2881
gamma_ray	GRI	Energective CorrectedLOGS	3868.5216	4307.4336	2881
med_resistivity	RES_MED	OGA Batch Unzipped	3972.1536	4307.7384	2203
micro_resistivity	RES_MIC	OGA Batch Unzipped	4053.2304000000004	4330.446	1820
micro_resistivity	MSF	Energective CorrectedLOGS	4053.2304000000004	4317.1872	1733
neutron_por	NEU	OGA Batch Unzipped	4082.6436000000003	4200.2964	773
shallow_resistivity	LLS	Energective CorrectedLOGS	4027.0176	4304.6904	1823
tvdss	SS	Energective CorrectedLOGS	3868.5216	4317.1872	2945
vshale	VSH	Energective CorrectedLOGS	3871.8744	4307.4336	2859
vshale	VSGR	Energective CorrectedLOGS	3871.8744	4307.4336	2859

211/26-A15Z

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	DEN	OGA Batch Unzipped	3998.5188000000003	4222.242	1469
bulk_density	CDEN	Energective CorrectedLOGS	4018.3308	4219.8036	1322
caliper	CALI	OGA Batch Unzipped	3998.5188000000003	4222.242	1469
caliper	CLD	Energective CorrectedLOGS	4018.788	4218.2796	1310
comp_sonic	DT	OGA Batch Unzipped	4009.0344	4262.475600000001	1664
comp_sonic	DTC	Energective CorrectedLOGS	4017.5688	4241.5968	1471
deep_resistivity	RES_DEP	OGA Batch Unzipped	4009.0344	4262.475600000001	1664
deep_resistivity	ILD	Energective CorrectedLOGS	4009.6440000000002	4249.0644	1572
density_correction	DENC	OGA Batch Unzipped	3998.6712	4222.8516	1472
density_correction	CDRH	Energective CorrectedLOGS	4018.6356	4220.2608	1320
gamma_ray	GRI	Energective CorrectedLOGS	4009.0344	4249.8264	1581
gamma_ray	GR	OGA Batch Unzipped	4009.0344	4262.475600000001	1664
neutron_por	CNEU	Energective CorrectedLOGS	4001.1096000000002	4217.8224	1423
neutron_por	NEU	OGA Batch Unzipped	3998.6712	4222.242	1468
tvdss	SS	Energective CorrectedLOGS	4001.1096000000002	4250.1312	1635
vshale	VSH	Energective CorrectedLOGS	4012.9968000000003	4249.8264	1555
vshale	VSGR	Energective CorrectedLOGS	4009.3392000000003	4249.0644	1574

Survey Inventory (Deviation)

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Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
211/26-A15	473	4312.920	2837.069	G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_26-A15\WELL_PATH\WDD_QC\211_26-A15_wdd_WDD_FILE_1673997_DATACO_MAPPED.csv
211/26-A15Z	483	4248.912	2804.060	G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_26-A15Z\WELL_PATH\WDD_QC\211_26-A15Z_wdd_WDD_FILE_1673998_DATACO_MAPPED.csv

211/26-A15

Well Header

Wellbores (2)

Formation Tops (16)

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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