Well Data Manager / Well Summary / 211/18-A4

211/18-A4

Present

Well Header

Well No
211/18-A4
NSTA DEN No
1145
Well Name
--
Drill Seq No
4
Quadrant / Block
211 / 18
Surface Location
61.362699, 1.577583
Source Datum
ED50
Subsea Well
No
Platform
A
Slot No
A-32
Operator
ENQUEST HEATHER LIMITED
Original Operator
--
Sub Area Operator
ENQUEST HEATHER LIMITED
Licence No
P236
Licence Type
Production
Spud Date
1978-01-14
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

211/18-A4 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
--
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
45.110
Ground Elev (m)
--
Water Depth (m)
162.15
TD MD (m)
3010.050
TD TVDSS (m)
2834.640
TD Datum Depth (m)
45.110
TD Datum Type
Kelly Bushing
Spud Date
1978-01-14
TD Reached
1978-03-21
Completion Date
1978-03-30
Release Date
1982-03-30

Formation Tops (11)

Wellbore Formation Era MD (m) TVDSS (m) Provider
211/18-A4 Unknown 162.000 116.890 BGS LithoStrat Upper
Unknown 2423.000 2377.890 BGS LithoStrat Upper
Unknown 2511.000 2465.890 BGS LithoStrat Upper
Unknown 2682.000 2636.890 BGS LithoStrat Upper
Unknown 2782.000 2736.890 BGS LithoStrat Upper
Unknown 2785.000 2739.890 BGS LithoStrat Upper
Kimmeridge Clay 2789.000 2743.890 BGS LithoStrat Upper
Heather Mesozoic 2806.000 2760.890 BGS LithoStrat Upper
Brent Mesozoic 2813.000 2767.890 BGS LithoStrat Upper
Brent Mesozoic 2954.000 2908.890 BGS LithoStrat Upper
Dunlin Mesozoic 2965.000 2919.890 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
211/18-A4 0 0 0 11 11 0 0 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
211/18-A4 Mixed OG Brent Group 2813.304 -- 140 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
211/18-A4 Cuttings 2682.24 3008.38 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/18-A4 1840.991943359375 2999.994140625 9 0 2026-08-06 11:01:06.37804+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
211/18-A4
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 2743.3524 2994.8124000000003 1651
bulk_density CDEN Energective CorrectedLOGS 2743.2000000000003 2993.7456 1645
caliper CALI OGA Batch Unzipped 1840.9920000000002 2956.56 7302
caliper CLD Energective CorrectedLOGS 2740.152 2999.994 1706
deep_resistivity LLD Energective CorrectedLOGS 1882.4448 2996.0316000000003 7308
deep_resistivity RES_DEP OGA Batch Unzipped 1882.902 2994.8124000000003 7297
density_correction DENC OGA Batch Unzipped 2773.6800000000003 2956.56 1201
density_correction CDRH Energective CorrectedLOGS 2742.8952 2993.7456 1646
gamma_ray GR OGA Batch Unzipped 1851.2028 2956.56 7254
gamma_ray GRI Energective CorrectedLOGS 1840.9920000000002 2999.0796 7600
micro_resistivity MLL Energective CorrectedLOGS 2743.3524 2970.5808 1492
micro_resistivity MINV Energective CorrectedLOGS 2748.0768000000003 2973.1716 1478
micro_resistivity MNOR Energective CorrectedLOGS 2747.6196 2974.2384 1488
neutron_por CNEU Energective CorrectedLOGS 2742.8952 2993.7456 1647
neutron_por NEU OGA Batch Unzipped 2743.3524 2994.8124000000003 1651
shallow_resistivity RES_SLW OGA Batch Unzipped 1882.902 2994.8124000000003 7297
shallow_resistivity LLS Energective CorrectedLOGS 1882.4448 2996.0316000000003 7308
sp SP Energective CorrectedLOGS 1882.4448 2994.8124000000003 7300
tvdss SS Energective CorrectedLOGS 1840.9920000000002 3000.1464 7607

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/18-A4 0 -- -- --

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