Well Data Manager / Well Summary / 211/12a-M7

211/12a-M7

Present

Well Header

Well No
211/12a-M7
NSTA DEN No
2662
Well Name
--
Drill Seq No
7
Quadrant / Block
211 / 12 a
Surface Location
61.619622, 1.305422
Source Datum
ED50
Subsea Well
No
Platform
M
Slot No
B-1
Operator
ENQUEST HEATHER LIMITED
Original Operator
--
Sub Area Operator
ENQUEST HEATHER LIMITED
Licence No
P193
Licence Type
Production
Spud Date
1985-03-08
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

211/12a-M7 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
BA
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
57.000
Ground Elev (m)
--
Water Depth (m)
185.00
TD MD (m)
4807.000
TD TVDSS (m)
3158.900
TD Datum Depth (m)
56.967
TD Datum Type
Kelly Bushing
Spud Date
1985-03-08
TD Reached
1985-06-03
Completion Date
1985-06-07
Release Date
1989-06-07
211/12a-M7Z Sidetrack Z parent: 211/12a-M7
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
WB2
Datum Type
Rotary Table
Datum Elev (m)
57.000
Ground Elev (m)
--
Water Depth (m)
185.00
TD MD (m)
4721.000
TD TVDSS (m)
3265.380
TD Datum Depth (m)
56.903
TD Datum Type
Kelly Bushing
Spud Date
1985-06-07
TD Reached
1985-06-17
Completion Date
1985-06-30
Release Date
1989-06-30

Formation Tops (8)

Wellbore Formation Era MD (m) TVDSS (m) Provider
211/12a-M7 Shetland D 4125.000 2620.268 BGS LithoStrat Upper
Shetland D 4379.000 2786.469 BGS LithoStrat Upper
Magnus Sandstone Mesozoic 4393.000 2793.367 BGS LithoStrat Upper
Lower Kimmeridge Clay Mesozoic 4504.000 2847.138 BGS LithoStrat Upper
211/12a-M7Z Shetland D 4150.000 2639.938 BGS LithoStrat Upper
Shetland D 4358.000 2786.742 BGS LithoStrat Upper
Magnus Sandstone Mesozoic 4361.000 2788.727 BGS LithoStrat Upper
Lower Kimmeridge Clay Mesozoic 4455.000 2848.952 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-M7 0 0 0 4 4 0 0 1 0 View
211/12a-M7Z 0 0 0 4 4 0 0 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
211/12a-M7Z Oil O Magnus Sandstone Member 4360.8132239999995 -- 94 m thick

Rock Samples (2)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
211/12a-M7 Cuttings 4182.95 4806.94 -- -- .
211/12a-M7Z Cuttings 4177.95 4720.96 -- -- sidetrack .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/12a-M7 4157.92919921875 4634.326171875 6 0 2026-08-06 10:48:27.003934+00 View Log
211/12a-M7Z 4153.1025390625 4727.630859375 9 0 2026-08-08 01:23:41.423905+00 View Log

Source LAS Manifest (Best Curve per Type)

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211/12a-M7
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 4174.99778664 4634.3258088 3015
comp_sonic DT OGA Batch Unzipped 4147.4136 4627.1688 3149
comp_sonic DTC Energective CorrectedLOGS 4174.99778664 4612.3804831200005 2861
deep_resistivity ILD Energective CorrectedLOGS 4174.99778664 4618.93359168 2914
gamma_ray GRI Energective CorrectedLOGS 4157.9292000000005 4611.618483120001 2978
med_resistivity ILM Energective CorrectedLOGS 4174.99778664 4619.84799168 2920
neutron_por CNEU Energective CorrectedLOGS 4167.22547808 4634.3258088 3066
tvdss SS Energective CorrectedLOGS 4157.776800000001 4634.4782088 3129
211/12a-M7Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 4171.89976896 4715.09317584 5433
caliper CLD Energective CorrectedLOGS 4168.79980056 4727.593023840001 5589
comp_sonic DTC Energective CorrectedLOGS 4172.299758 4713.59319408 5414
deep_resistivity ILD Energective CorrectedLOGS 4174.3997385600005 4715.19315024 5409
gamma_ray GRI Energective CorrectedLOGS 4153.10000976 4715.09317584 5621
neutron_por CNEU Energective CorrectedLOGS 4164.99985896 4715.09317584 5502
porosity PHIT OGA Batch Unzipped 4351.5001 4648.9001 2957
tvdss SS Energective CorrectedLOGS 4152.900000000001 4727.79300312 5750
vshale VSGR Energective CorrectedLOGS 4173.59976048 4714.893166080001 5414
vshale VSH Energective CorrectedLOGS 4173.59976048 4714.893166080001 5414
water_sat SWT OGA Batch Unzipped 4351.5001 4648.9001 2957

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/12a-M7 168 4800.000 2913.917 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_12a-M7\WELL_PATH\WDD_QC\211_12a-M7_wdd_WDD_FILE_46702800_DATACO_MAPPED.csv
211/12a-M7Z 149 4721.000 3023.383 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_12a-M7Z\WELL_PATH\WDD_QC\211_12a-M7Z_wdd_WDD_FILE_1683613_DATACO_MAPPED.csv

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