211/18-A11

Present

Well Header

Well No
211/18-A11
NSTA DEN No
1291
Well Name
--
Drill Seq No
11
Quadrant / Block
211 / 18
Surface Location
61.362691, 1.577578
Source Datum
ED50
Subsea Well
No
Platform
A
Slot No
A-29
Operator
ENQUEST HEATHER LIMITED
Original Operator
--
Sub Area Operator
ENQUEST HEATHER LIMITED
Licence No
P236
Licence Type
Production
Spud Date
1978-12-19
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

211/18-A11 Original
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)
3403.850
TD TVDSS (m)
2892.552
TD Datum Depth (m)
44.958
TD Datum Type
Kelly Bushing
Spud Date
1978-12-19
TD Reached
1979-01-28
Completion Date
1979-02-04
Release Date
1983-02-04

Formation Tops (12)

Wellbore Formation Era MD (m) TVDSS (m) Provider
211/18-A11 Unknown 162.000 116.890 BGS LithoStrat Upper
Unknown 2987.000 2941.890 BGS LithoStrat Upper
Unknown 3074.000 3028.890 BGS LithoStrat Upper
Unknown 3094.000 3048.890 BGS LithoStrat Upper
Kimmeridge Clay 3109.000 3063.890 BGS LithoStrat Upper
Heather Mesozoic 3175.000 3129.890 BGS LithoStrat Upper
Brent Mesozoic 3192.000 3146.890 BGS LithoStrat Upper
Brent Mesozoic 3203.000 3157.890 BGS LithoStrat Upper
Brent Mesozoic 3236.000 3190.890 BGS LithoStrat Upper
Brent Mesozoic 3268.000 3222.890 BGS LithoStrat Upper
Brent Mesozoic 3299.000 3253.890 BGS LithoStrat Upper
Dunlin Mesozoic 3310.000 3264.890 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-A11 0 0 0 12 12 0 0 1 0 View

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
211/18-A11 Oil O Brent Group 3192.4752000000003 -- 10 m thick
211/18-A11 Oil O Brent Group 3202.8384 -- 34 m thick
211/18-A11 Oil O Brent Group 3236.3664000000003 -- 32 m thick
211/18-A11 Oil O Brent Group 3268.0656000000004 -- 31 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
211/18-A11 Cuttings 2993.14 3358.9 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/18-A11 2023.262451171875 3343.656005859375 9 0 2026-08-06 10:59:18.752421+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
211/18-A11
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 2739.5424000000003 3338.0172000000002 3928
bulk_density CDEN Energective CorrectedLOGS 2738.628 3343.656 3971
caliper CALI OGA Batch Unzipped 2739.2376 3328.7208 3869
caliper CLD Energective CorrectedLOGS 2738.9328 3331.0068 3886
deep_resistivity RES_DEP OGA Batch Unzipped 2036.5212000000001 3334.512 8518
deep_resistivity LLD Energective CorrectedLOGS 2036.064 3325.0632 8459
density_correction CDRH Energective CorrectedLOGS 2738.7804 3343.656 3970
density_correction DENC OGA Batch Unzipped 2739.5424000000003 3338.0172000000002 3928
gamma_ray GRI Energective CorrectedLOGS 2023.2624 3327.0444 8556
gamma_ray GR OGA Batch Unzipped 2019.3000000000002 3328.7208 8593
micro_resistivity MSF Energective CorrectedLOGS 2035.7592000000002 3330.8544 8499
neutron_por NEU OGA Batch Unzipped 2739.5424000000003 3338.0172000000002 3928
neutron_por CNEU Energective CorrectedLOGS 2739.2376 3338.1696 3931
shallow_resistivity LLS Energective CorrectedLOGS 2036.2164 3334.9692 8523
shallow_resistivity RES_SLW OGA Batch Unzipped 2036.5212000000001 3334.512 8518
sp SP Energective CorrectedLOGS 2033.9304000000002 3323.5392 8463
tvdss SS Energective CorrectedLOGS 2023.2624 3343.9608000000003 8667

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/18-A11 0 -- -- --

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