Well Data Manager / Well Summary / 211/12a-M31

211/12a-M31

Present

Well Header

Well No
211/12a-M31
NSTA DEN No
5947
Well Name
--
Drill Seq No
31
Quadrant / Block
211 / 12 a
Surface Location
61.619469, 1.305856
Source Datum
ED50
Subsea Well
Unknown
Platform
M
Slot No
C-4
Operator
ENQUEST HEATHER LIMITED
Original Operator
--
Sub Area Operator
ENQUEST HEATHER LIMITED
Licence No
P193
Licence Type
Production
Spud Date
1996-10-15
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

211/12a-M31 Original parent: 211/12a-M5
Abandoned Phase 2 View Log Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Injector
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)
3450.000
TD TVDSS (m)
3265.000
TD Datum Depth (m)
57.000
TD Datum Type
Kelly Bushing
Spud Date
1996-10-15
TD Reached
1996-10-23
Completion Date
1996-11-06
Release Date
2000-11-06
211/12a-M31Z Sidetrack Z parent: 211/12a-M31
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)
57.000
Ground Elev (m)
--
Water Depth (m)
185.00
TD MD (m)
3343.000
TD TVDSS (m)
3185.000
TD Datum Depth (m)
57.000
TD Datum Type
Kelly Bushing
Spud Date
1996-10-15
TD Reached
1996-10-23
Completion Date
1996-11-06
Release Date
2000-11-06

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-M31 0 0 0 0 0 0 0 0 0
211/12a-M31Z 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
211/12a-M31 2715.61572265625 3452.012451171875 13 0 2026-08-08 01:15:50.759907+00 View Log
211/12a-M31Z 2499.053466796875 3335.578857421875 11 0 2026-08-08 01:15:56.772831+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
211/12a-M31
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 2740.3040952 3449.56506936 4655
caliper CLD Energective CorrectedLOGS 2740.3040952 3452.0034388800004 4671
comp_sonic DTC Energective CorrectedLOGS 2740.3040952 3438.59242176 4580
comp_sonic DT OGA Batch Unzipped 2749.14404 3436.77197 4513
deep_resistivity AT90 Energective CorrectedLOGS 2746.55243424 3452.0034388800004 4630
density_correction CDRH Energective CorrectedLOGS 2740.3040952 3452.0034388800004 4671
density_correction DENC OGA Batch Unzipped 2749.14404 3436.77197 4513
gamma_ray GRI Energective CorrectedLOGS 2715.6156 3448.1934998399997 4808
med_resistivity AT60 Energective CorrectedLOGS 2746.85720376 3452.0034388800004 4628
med_resistivity AT20 Energective CorrectedLOGS 2747.9240037600002 3452.0034388800004 4621
med_resistivity AT30 Energective CorrectedLOGS 2748.07640376 3451.8510388800005 4619
neutron_por CNEU Energective CorrectedLOGS 2740.3040952 3450.63186936 4662
pef CPEF Energective CorrectedLOGS 2740.3040952 3446.05993032 4632
porosity PHIT OGA Batch Unzipped 2749.14404 3436.31477 4510
shallow_resistivity AT10 Energective CorrectedLOGS 2747.00960376 3452.0034388800004 4627
tvdss SS Energective CorrectedLOGS 2715.4632 3452.1558388800004 4835
vshale VSH Energective CorrectedLOGS 2740.6088952 3448.04109984 4643
vshale VSGR Energective CorrectedLOGS 2740.6088952 3448.04109984 4643
water_sat SWT OGA Batch Unzipped 2750.21084 3436.31477 4503
211/12a-M31Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 3132.5742885600002 3334.6542501600006 1321
caliper CLD Energective CorrectedLOGS 3051.3460944 3335.56861968 1866
comp_sonic DTC Energective CorrectedLOGS 3093.1031762400003 3332.0634806400003 1569
comp_sonic DT OGA Batch Unzipped 2498.90308 3335.7312 5492
deep_resistivity CRSD Energective CorrectedLOGS 3132.4218885600003 3334.6542501600006 1322
density_correction DENC OGA Batch Unzipped 3130.60087 3334.6644 1323
density_correction CDRH Energective CorrectedLOGS 3132.4218885600003 3334.6542501600006 1322
gamma_ray GRI Energective CorrectedLOGS 2499.0552000000002 3335.56861968 5490
neutron_por CNEU Energective CorrectedLOGS 3132.5742885600002 3334.6542501600006 1321
porosity PHIT OGA Batch Unzipped 3130.44847 3334.3596 1322
tvdss SS Energective CorrectedLOGS 2498.7504 3335.72101968 5493
vshale VSH OGA Batch Unzipped 3130.44847 3334.3596 1322
water_sat SWT OGA Batch Unzipped 3130.44847 3334.3596 1322

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/12a-M31 120 3450.000 2991.517 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_12a-M31\WELL_PATH\WDD_QC\211_12a-M31_wdd_WDD_FILE_1683599_DATACO_MAPPED.csv
211/12a-M31Z 105 3343.000 2943.600 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_12a-M31Z\WELL_PATH\WDD_QC\211_12a-M31Z_wdd_WDD_FILE_1683600_DATACO_MAPPED.csv

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