Well Data Manager / Well Summary / 211/12a-M41

211/12a-M41

Present

Well Header

Well No
211/12a-M41
NSTA DEN No
6700
Well Name
--
Drill Seq No
41
Quadrant / Block
211 / 12 a
Surface Location
61.619563, 1.305895
Source Datum
ED50
Subsea Well
Unknown
Platform
M
Slot No
A-3
Operator
ENQUEST HEATHER LIMITED
Original Operator
--
Sub Area Operator
ENQUEST HEATHER LIMITED
Licence No
P193
Licence Type
Production
Spud Date
1999-10-29
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (3)

211/12a-M41 Original parent: 211/12a-M10
Abandoned Phase 2 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)
3800.000
TD TVDSS (m)
3615.000
TD Datum Depth (m)
57.000
TD Datum Type
Kelly Bushing
Spud Date
1999-10-29
TD Reached
1999-11-12
Completion Date
1999-11-12
Release Date
2003-11-12
211/12a-M41Y Sidetrack Y parent: 211/12a-M41Z
Abandoned Phase 2 View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
A3
Well Seq
WB4
Datum Type
Kelly Bushing
Datum Elev (m)
57.000
Ground Elev (m)
--
Water Depth (m)
185.00
TD MD (m)
4600.000
TD TVDSS (m)
3032.000
TD Datum Depth (m)
57.000
TD Datum Type
Kelly Bushing
Spud Date
1999-12-09
TD Reached
1999-12-12
Completion Date
1999-12-12
Release Date
2003-12-12
211/12a-M41Z Sidetrack Z parent: 211/12a-M41
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
WB3
Datum Type
Kelly Bushing
Datum Elev (m)
57.001
Ground Elev (m)
--
Water Depth (m)
185.00
TD MD (m)
4987.000
TD TVDSS (m)
2965.330
TD Datum Depth (m)
57.001
TD Datum Type
Kelly Bushing
Spud Date
1999-11-13
TD Reached
1999-11-30
Completion Date
1999-11-30
Release Date
2003-11-30

Formation Tops (0)

No formation tops ingested for this well.

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-M41 0 0 0 0 0 0 0 0 0
211/12a-M41Y 0 0 0 0 0 0 0 1 0 View
211/12a-M41Z 0 0 0 0 0 0 0 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (2)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
211/12a-M41Y Cuttings 4380.0 4569.0 -- -- wet samples - curated Jan`00 to fill gap
211/12a-M41Z Cuttings 4820.0 4990.0 -- -- wet samples - curated Jan 2000 to fill gap

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/12a-M41Y 3709.720703125 4581.75341796875 13 0 2026-08-08 01:17:33.06349+00 View Log
211/12a-M41Z 4759.9091796875 5012.89306640625 13 0 2026-08-08 01:17:43.540163+00 View Log

Source LAS Manifest (Best Curve per Type)

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211/12a-M41Y
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 4331.35284096 4581.59059296 1643
caliper CLD Energective CorrectedLOGS 4331.35284096 4571.07511488 1574
comp_sonic DTC Energective CorrectedLOGS 4322.361332400001 4572.59911488 1641
comp_sonic DT OGA Batch Unzipped 4322.21627 4569.56147 1624
deep_resistivity AT90 Energective CorrectedLOGS 4334.70561048 4578.54262344 1601
density_correction DENC OGA Batch Unzipped 4404.66467 4568.79947 1072
density_correction CDRH Energective CorrectedLOGS 4329.06687144 4581.74299296 1659
gamma_ray GRI Energective CorrectedLOGS 3709.7208 4568.94154536 5639
med_resistivity AT60 Energective CorrectedLOGS 4332.41961048 4577.93305392 1612
med_resistivity AT30 Energective CorrectedLOGS 4334.55321048 4578.39022344 1601
med_resistivity AT20 Energective CorrectedLOGS 4334.4008104800005 4578.39022344 1602
neutron_por CNEU Energective CorrectedLOGS 4332.11484096 4576.86625392 1607
pef CPEF Energective CorrectedLOGS 4398.255618 4578.69502344 1185
porosity PHIT OGA Batch Unzipped 4334.10347 4566.81827 1528
shallow_resistivity AT10 Energective CorrectedLOGS 4334.09601048 4578.08542344 1602
tvdss SS Energective CorrectedLOGS 3709.416 4581.74299296 5725
vshale VSGR Energective CorrectedLOGS 4318.85619336 4568.7891453600005 1641
vshale VSH Energective CorrectedLOGS 4318.85619336 4568.7891453600005 1641
water_sat SWT OGA Batch Unzipped 4404.66467 4566.81827 1057
211/12a-M41Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 4759.9092 5006.03221296 1616
caliper CLD Energective CorrectedLOGS 4759.9092 4984.3916568 1474
comp_sonic DT OGA Batch Unzipped 4759.75684 4987.59473 1496
comp_sonic DTC Energective CorrectedLOGS 4759.9092 5012.89012152 1660
deep_resistivity AT90 Energective CorrectedLOGS 4759.9092 4998.1075044 1564
density_correction DENC OGA Batch Unzipped 4834.5852 4986.83273 994
density_correction CDRH Energective CorrectedLOGS 4759.9092 5009.384952 1638
gamma_ray GRI Energective CorrectedLOGS 4759.9092 5000.2410739199995 1578
med_resistivity AT60 Energective CorrectedLOGS 4759.9092 4997.4979044 1560
med_resistivity AT30 Energective CorrectedLOGS 4759.9092 4997.1931044 1558
med_resistivity AT20 Energective CorrectedLOGS 4759.9092 4996.43113488 1553
neutron_por CNEU Energective CorrectedLOGS 4759.9092 5001.917443440001 1589
pef CPEF Energective CorrectedLOGS 4759.9092 4984.08688728 1472
porosity PHIT OGA Batch Unzipped 4762.50003 4986.22313 1469
shallow_resistivity AT10 Energective CorrectedLOGS 4759.9092 4996.43113488 1553
tvdss SS Energective CorrectedLOGS 4759.7568 5013.04252152 1663
vshale VSGR Energective CorrectedLOGS 4760.671200000001 4999.93627392 1571
vshale VSH Energective CorrectedLOGS 4760.671200000001 4999.93627392 1571
water_sat SWT OGA Batch Unzipped 4834.5852 4986.22313 988

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/12a-M41 179 3800.000 2155.172 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_12a-M41\WELL_PATH\WDD_QC\211_12a-M41_wdd_WDD_FILE_1680573_DATACO_MAPPED.csv
211/12a-M41Y 370 4600.000 2816.920 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_12a-M41Y\WELL_PATH\WDD_QC\211_12a-M41Y_wdd_WDD_FILE_1680574_DATACO_MAPPED.csv
211/12a-M41Z 385 4987.000 2721.901 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_12a-M41Z\WELL_PATH\WDD_QC\211_12a-M41Z_wdd_WDD_FILE_1680575_DATACO_MAPPED.csv

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