Well Data Manager / Well Summary / 211/12a-M1

211/12a-M1

Present

Well Header

Well No
211/12a-M1
NSTA DEN No
2302
Well Name
--
Drill Seq No
1
Quadrant / Block
211 / 12 a
Surface Location
61.619625, 1.305427
Source Datum
ED50
Subsea Well
No
Platform
M
Slot No
B-5
Operator
ENQUEST HEATHER LIMITED
Original Operator
--
Sub Area Operator
ENQUEST HEATHER LIMITED
Licence No
P193
Licence Type
Production
Spud Date
1984-01-27
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

211/12a-M1 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
BE
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
57.000
Ground Elev (m)
--
Water Depth (m)
185.00
TD MD (m)
3380.970
TD TVDSS (m)
3164.500
TD Datum Depth (m)
56.967
TD Datum Type
Kelly Bushing
Spud Date
1984-01-27
TD Reached
1984-03-17
Completion Date
1984-04-03
Release Date
1988-04-03

Formation Tops (13)

Wellbore Formation Era MD (m) TVDSS (m) Provider
211/12a-M1 Unknown 243.000 -56.000 BGS LithoStrat Upper
Nordland Cenozoic 348.000 48.998 BGS LithoStrat Upper
Hordaland Cenozoic 994.000 694.964 BGS LithoStrat Upper
Balder Cenozoic 1451.000 1151.956 BGS LithoStrat Upper
Sele Mesozoic 1495.000 1195.956 BGS LithoStrat Upper
Lista Mesozoic 1506.000 1206.955 BGS LithoStrat Upper
Shetland F 1628.000 1328.953 BGS LithoStrat Upper
Shetland E 1643.000 1343.953 BGS LithoStrat Upper
Shetland D 2014.000 1710.957 BGS LithoStrat Upper
Cromer Knoll Mesozoic 3112.000 2665.381 BGS LithoStrat Upper
Upper Kimmeridge Clay Mesozoic 3119.000 2671.988 BGS LithoStrat Upper
Magnus Sandstone Mesozoic 3131.000 2683.317 BGS LithoStrat Upper
Lower Kimmeridge Clay Mesozoic 3271.000 2815.504 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-M1 0 0 0 13 13 0 8 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
211/12a-M1 Oil O Magnus Sandstone Member 3130.7532 -- 140 m thick

Rock Samples (9)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
211/12a-M1 Cuttings 399.99 3309.95 -- -- .
211/12a-M1 Core #1 3109.97 3120.45 -- -- .
211/12a-M1 Core #2 3121.46 3149.22 -- -- .
211/12a-M1 Core #3 3148.95 3175.96 -- -- .
211/12a-M1 Core #4 3175.96 3186.96 -- -- .
211/12a-M1 Core #5 3186.96 3214.97 -- -- .
211/12a-M1 Core #6 3214.97 3242.46 -- -- .
211/12a-M1 Core #7 3242.95 3270.26 -- -- .
211/12a-M1 Core #8 3270.96 3291.35 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/12a-M1 348.2340087890625 3305.55615234375 10 0 2026-08-08 01:12:25.080327+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
211/12a-M1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 3062.74979016 3304.9104336 1590
caliper CLD Energective CorrectedLOGS 3110.1456110400004 3289.21344696 1176
comp_sonic DTC Energective CorrectedLOGS 408.12646847999997 3303.6912640800006 18350
comp_sonic DT OGA Batch Unzipped 385.11481 3303.7273 18812
deep_resistivity ILD Energective CorrectedLOGS 385.2667428 3305.5200336000003 18906
gamma_ray GRI Energective CorrectedLOGS 348.23400000000004 3296.68095552 19348
med_resistivity ILM Energective CorrectedLOGS 1751.0589312000002 3074.02726824 8682
neutron_por CNEU Energective CorrectedLOGS 3110.1456110400004 3289.36584696 1177
porosity PHIT OGA Batch Unzipped 3110.33169 3289.4017 1161
tvdss SS Energective CorrectedLOGS 348.08160000000004 3305.5200336000003 19407
vshale VSGR Energective CorrectedLOGS 394.86782088 3296.5285555200003 19041
vshale VSH Energective CorrectedLOGS 394.86782088 3296.5285555200003 19041
water_sat SWT OGA Batch Unzipped 3110.33169 3289.4017 1161

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/12a-M1 158 3324.000 2865.560 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_12a-M1\WELL_PATH\WDD_QC\211_12a-M1_wdd_WDD_FILE_1683586_DATACO_MAPPED.csv

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