Well Data Manager / Well Summary / 211/23-A18

211/23-A18

Present

Well Header

Well No
211/23-A18
NSTA DEN No
1746
Well Name
--
Drill Seq No
18
Quadrant / Block
211 / 23
Surface Location
61.274069, 1.595872
Source Datum
ED50
Subsea Well
Unknown
Platform
A
Slot No
DA04
Operator
FAIRFIELD BETULA LIMITED
Original Operator
--
Sub Area Operator
FAIRFIELD BETULA LIMITED
Licence No
P232
Licence Type
Production
Spud Date
1981-09-23
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

211/23-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)
48.768
Ground Elev (m)
--
Water Depth (m)
150.88
TD MD (m)
4016.350
TD TVDSS (m)
2994.050
TD Datum Depth (m)
48.768
TD Datum Type
Kelly Bushing
Spud Date
1981-09-23
TD Reached
1981-11-10
Completion Date
1981-11-21
Release Date
1985-11-21

Formation Tops (10)

Wellbore Formation Era MD (m) TVDSS (m) Provider
211/23-A18 Unknown 151.000 102.232 BGS LithoStrat Upper
Unknown 3572.000 2668.546 BGS LithoStrat Upper
Kimmeridge Clay 3591.000 2681.594 BGS LithoStrat Upper
Heather Mesozoic 3687.000 2745.070 BGS LithoStrat Upper
Tarbert Mesozoic 3691.000 2747.652 BGS LithoStrat Upper
Ness Mesozoic 3734.000 2775.338 BGS LithoStrat Upper
Etive Mesozoic 3836.000 2841.560 BGS LithoStrat Upper
Rannoch Mesozoic 3879.000 2869.777 BGS LithoStrat Upper
Broom Mesozoic 3966.000 2927.381 BGS LithoStrat Upper
Drake Mesozoic 3985.000 2940.064 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
211/23-A18 0 0 0 10 10 0 17 0 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (17)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
211/23-A18 Core #1 3693.57 3694.94 -- -- .
211/23-A18 Core #2 3695.09 3713.62 -- -- .
211/23-A18 Core #3 3713.62 3734.93 -- -- .
211/23-A18 Core #4 3736.24 3752.39 -- -- .
211/23-A18 Core #5 3752.39 3762.91 -- -- .
211/23-A18 Core #6 3764.28 3779.37 -- -- .
211/23-A18 Core #7 3778.91 3797.44 -- -- .
211/23-A18 Core #8 3797.2 3815.73 -- -- .
211/23-A18 Core #9 3815.49 3833.16 -- -- .
211/23-A18 Core #10 3833.77 3853.95 -- -- .
211/23-A18 Core #11 3852.06 3870.84 -- -- .
211/23-A18 Core #12 3870.35 3896.35 -- -- .
211/23-A18 Core #13 3897.78 3924.3 -- -- .
211/23-A18 Core #14 3924.3 3939.81 -- -- .
211/23-A18 Core #15 3940.15 3951.31 -- -- .
211/23-A18 Core #16 3952.65 3967.31 -- -- .
211/23-A18 Core #17 3967.58 3981.97 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/23-A18 3443.020751953125 4089.654052734375 6 0 2026-08-06 17:35:15.960023+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
211/23-A18
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
caliper CLD Energective CorrectedLOGS 3443.0208000000002 4089.654 4244
caliper CALI OGA Batch Unzipped 3443.6304 4016.3496 3759
comp_sonic DTC Energective CorrectedLOGS 3672.9924 4062.3744 2556
comp_sonic DT OGA Batch Unzipped 3673.4496000000004 4016.3496 2251
deep_resistivity ILD Energective CorrectedLOGS 3653.6376 4068.0132000000003 2720
gamma_ray GR OGA Batch Unzipped 3443.6304 4016.3496 3759
gamma_ray GRI Energective CorrectedLOGS 3443.0208000000002 4082.1864 4195
neutron_por CNL Energective CorrectedLOGS 3443.0208000000002 4079.9004 4180
neutron_por NEU OGA Batch Unzipped 3443.6304 4016.3496 3759
neutron_por CNLC Energective CorrectedLOGS 3443.0208000000002 4079.9004 4180
tvdss SS Energective CorrectedLOGS 3443.0208000000002 4089.8064000000004 4245
vshale VSH Energective CorrectedLOGS 3477.1584000000003 4081.2720000000004 3965
vshale VSGR Energective CorrectedLOGS 3477.1584000000003 4081.2720000000004 3965

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/23-A18 308 4069.080 2996.263 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_23-A18\WELL_PATH\WDD_QC\211_23-A18_wdd_WDD_FILE_1676614_DATACO_MAPPED.csv

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