Well Data Manager / Well Summary / 211/18a- 18

211/18a- 18

Decommissioned

Well Header

Well No
211/18a- 18
NSTA DEN No
1241
Well Name
--
Drill Seq No
18
Quadrant / Block
211 / 18 a
Surface Location
61.430634, 1.543865
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
ENQUEST HEATHER LIMITED
Original Operator
--
Sub Area Operator
ENQUEST HEATHER LIMITED
Licence No
P236
Licence Type
Production
Spud Date
1978-08-18
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

211/18a- 18 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
--
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
19.510
Ground Elev (m)
--
Water Depth (m)
173.74
TD MD (m)
3279.038
TD TVDSS (m)
3254.045
TD Datum Depth (m)
24.994
TD Datum Type
Kelly Bushing
Spud Date
1978-08-18
TD Reached
1978-10-06
Completion Date
1978-10-13
Release Date
1982-10-13

Formation Tops (5)

Wellbore Formation Era MD (m) TVDSS (m) Provider
211/18a- 18 Shetland Mesozoic 1748.000 1537.949 Ternan
Brent Mesozoic 3046.000 2835.935 Ternan
Cook Mesozoic 3157.000 2946.933 Ternan
Nansen Mesozoic 3249.000 3038.932 Ternan
Cormorant Mesozoic 3262.000 3051.932 Ternan

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
211/18a- 18 0 0 0 16 5 0 0 1 0 View

Hydrocarbon Occurrence (2)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
211/18a- 18 Oil shows OS * 2197.608 -- 235 m thick
211/18a- 18 Oil shows OS * 3045.8664000000003 -- 79 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
211/18a- 18 Cuttings 563.88 3279.04 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/18a- 18 175.25999450683594 3286.810791015625 12 0 2026-08-06 11:03:24.279335+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
211/18a- 18
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
apparent_water_resistivity RWA Energective CorrectedLOGS 500.4816 3262.2744000000002 728
bulk_density CDEN Energective CorrectedLOGS 2955.4932000000003 3282.8484000000003 2149
bulk_density DEN OGA Batch Unzipped 2955.7980000000002 3281.172 2136
caliper CALI OGA Batch Unzipped 2955.7980000000002 3281.172 2136
caliper CLD Energective CorrectedLOGS 2955.3408 3279.4956 2128
comp_sonic DT OGA Batch Unzipped 1836.42 3281.172 9481
comp_sonic DTC Energective CorrectedLOGS 494.8428 3265.4748 15793
deep_resistivity RES_DEP OGA Batch Unzipped 1836.42 3281.172 9481
deep_resistivity ILD Energective CorrectedLOGS 494.8428 3276.1428 15865
density_correction CDRH Energective CorrectedLOGS 2955.3408 3281.934 2144
density_correction DENC OGA Batch Unzipped 2955.7980000000002 3281.172 2136
gamma_ray GRI Energective CorrectedLOGS 175.26000000000002 3286.8108 20418
gamma_ray GR OGA Batch Unzipped 176.78400000000002 3281.172 20352
neutron_por NEU OGA Batch Unzipped 2955.7980000000002 3281.172 2136
neutron_por CNEU Energective CorrectedLOGS 2955.9504 3286.0488 2167
porosity POR Energective CorrectedLOGS 500.4816 3277.362 15836
shallow_resistivity RES_SLW OGA Batch Unzipped 1836.42 3281.172 9481
shallow_resistivity SFL Energective CorrectedLOGS 494.8428 3277.362 15873
sp SP Energective CorrectedLOGS 478.8408 3282.6960000000004 16035
tvdss SS Energective CorrectedLOGS 175.26000000000002 3286.9632 20419
vshale VSGR Energective CorrectedLOGS 500.4816 3286.6584000000003 18283
vshale VSH Energective CorrectedLOGS 500.4816 3286.6584000000003 18283
water_sat SW Energective CorrectedLOGS 500.4816 3277.362 15836
water_sat_xo SXO Energective CorrectedLOGS 500.4816 3277.362 15836

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/18a- 18 17 3279.038 3068.970 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_18a- 18\WELL_PATH\WDD_QC\211_18a-_18_wdd_WDD_FILE_235643438_DATACO_MAPPED.csv

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