Well Data Manager / Well Summary / 211/18-A18

211/18-A18

Present

Well Header

Well No
211/18-A18
NSTA DEN No
1417
Well Name
--
Drill Seq No
18
Quadrant / Block
211 / 18
Surface Location
61.362691, 1.577578
Source Datum
ED50
Subsea Well
Unknown
Platform
A
Slot No
A-55
Operator
ENQUEST HEATHER LIMITED
Original Operator
--
Sub Area Operator
ENQUEST HEATHER LIMITED
Licence No
P236
Licence Type
Production
Spud Date
1979-10-05
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

211/18-A18 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)
165.81
TD MD (m)
4485.132
TD TVDSS (m)
564.490
TD Datum Depth (m)
44.958
TD Datum Type
Kelly Bushing
Spud Date
1979-10-05
TD Reached
1979-12-03
Completion Date
2013-06-05
Release Date
2017-06-05

Formation Tops (11)

Wellbore Formation Era MD (m) TVDSS (m) Provider
211/18-A18 Unknown 4054.000 4008.890 BGS LithoStrat Upper
Unknown 4149.000 4103.890 BGS LithoStrat Upper
Unknown 4166.000 4120.890 BGS LithoStrat Upper
Kimmeridge Clay 4181.000 4135.890 BGS LithoStrat Upper
Heather Mesozoic 4211.000 4165.890 BGS LithoStrat Upper
Brent Mesozoic 4234.000 4188.890 BGS LithoStrat Upper
Brent Mesozoic 4306.000 4260.890 BGS LithoStrat Upper
Brent Mesozoic 4369.000 4323.890 BGS LithoStrat Upper
Brent Mesozoic 4403.000 4357.890 BGS LithoStrat Upper
Brent Mesozoic 4439.000 4393.890 BGS LithoStrat Upper
Brent Mesozoic 4459.000 4413.890 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-A18 0 0 0 11 11 0 0 1 0 View

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
211/18-A18 Oil shows OS Heather Formation 4210.812 -- 23 m thick
211/18-A18 Oil shows OS Brent Group 4234.2816 -- 72 m thick
211/18-A18 Oil O Brent Group 4305.9096 -- 63 m thick
211/18-A18 Oil shows OS Brent Group 4369.308 -- 34 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
211/18-A18 Cuttings 4152.9 4483.61 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/18-A18 175.25999450683594 3289.096923828125 12 0 2026-08-06 10:59:46.24029+00 View Log

Source LAS Manifest (Best Curve per Type)

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211/18-A18
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
apparent_water_resistivity RWA Energective CorrectedLOGS 701.4972 3261.5124 662
bulk_density DEN OGA Batch Unzipped 4005.6816000000003 4484.6748 3144
bulk_density CDEN Energective CorrectedLOGS 2955.4932000000003 3286.0488 2170
caliper CLD Energective CorrectedLOGS 2955.4932000000003 3279.1908000000003 2125
caliper CALI OGA Batch Unzipped 4005.8340000000003 4476.2928 3088
comp_sonic DT OGA Batch Unzipped 4034.7900000000004 4484.6748 2953
comp_sonic DTC Energective CorrectedLOGS 494.8428 3267.6084 15807
deep_resistivity ILD Energective CorrectedLOGS 494.8428 3276.2952 15866
deep_resistivity RES_DEP OGA Batch Unzipped 4034.7900000000004 4484.6748 2953
density_correction DENC OGA Batch Unzipped 4034.6376 4484.6748 2954
density_correction CDRH Energective CorrectedLOGS 2953.512 3281.934 2156
gamma_ray GR OGA Batch Unzipped 3997.452 4476.2928 3143
gamma_ray GRI Energective CorrectedLOGS 175.26000000000002 3287.4204 20422
neutron_por NEU OGA Batch Unzipped 4005.5292000000004 4484.6748 3145
neutron_por CNEU Energective CorrectedLOGS 2956.1028 3285.8964 2165
porosity POR Energective CorrectedLOGS 498.0432 3276.6000000000004 15847
shallow_resistivity SFL Energective CorrectedLOGS 494.8428 3276.6000000000004 15868
sp SP Energective CorrectedLOGS 494.8428 3289.0968000000003 15972
tvdss SS Energective CorrectedLOGS 175.26000000000002 3289.4016 20435
vshale VSGR Energective CorrectedLOGS 498.0432 3287.268 18303
vshale VSH Energective CorrectedLOGS 498.0432 3287.268 18303
water_sat SW Energective CorrectedLOGS 498.0432 3276.6000000000004 15847
water_sat_xo SXO Energective CorrectedLOGS 498.0432 3276.6000000000004 15847

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/18-A18 0 -- -- --

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