Well Data Manager / Well Summary / 210/25a-A2

210/25a-A2

Present

Well Header

Well No
210/25a-A2
NSTA DEN No
3808
Well Name
--
Drill Seq No
2
Quadrant / Block
210 / 25 a
Surface Location
61.275783, 0.917683
Source Datum
ED50
Subsea Well
Unknown
Platform
A
Slot No
19
Operator
TAQA BRATANI LIMITED
Original Operator
--
Sub Area Operator
TAQA BRATANI LIMITED
Licence No
P296
Licence Type
Production
Spud Date
1989-06-10
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

210/25a-A2 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
AI
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
61.266
Ground Elev (m)
--
Water Depth (m)
167.64
TD MD (m)
2694.465
TD TVDSS (m)
2562.345
TD Datum Depth (m)
61.265
TD Datum Type
Kelly Bushing
Spud Date
1989-06-10
TD Reached
1989-08-02
Completion Date
1989-08-16
Release Date
1993-08-16
210/25a-A2Z Sidetrack Z parent: 210/25a-A2
Abandoned Phase 2 View Log Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
--
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
61.266
Ground Elev (m)
--
Water Depth (m)
167.64
TD MD (m)
3212.631
TD TVDSS (m)
2405.898
TD Datum Depth (m)
61.265
TD Datum Type
Kelly Bushing
Spud Date
1997-01-10
TD Reached
1997-01-26
Completion Date
1997-03-14
Release Date
2001-03-14

Formation Tops (10)

Wellbore Formation Era MD (m) TVDSS (m) Provider
210/25a-A2 Unknown 2399.000 2267.269 BGS LithoStrat Upper
Unknown 2404.000 2272.263 BGS LithoStrat Upper
Kimmeridge Clay 2435.000 2303.228 BGS LithoStrat Upper
Heather Mesozoic 2529.000 2397.133 BGS LithoStrat Upper
Tarbert Mesozoic 2530.000 2398.132 BGS LithoStrat Upper
Upper Ness Member Mesozoic 2543.000 2411.122 BGS LithoStrat Upper
Mid Ness Shale 2550.000 2418.117 BGS LithoStrat Upper
Etive Mesozoic 2574.000 2442.099 BGS LithoStrat Upper
Rannoch Mesozoic 2612.000 2480.070 BGS LithoStrat Upper
Broom Mesozoic 2617.000 2485.066 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
210/25a-A2 0 0 0 10 10 0 3 0 0 View
210/25a-A2Z 0 0 0 0 0 0 0 0 0

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
210/25a-A2 Oil O Tarbert Formation 2530.4496 -- 12 m thick
210/25a-A2 Oil O Ness Formation 2549.652 -- 24 m thick
210/25a-A2 Oil O Etive Formation 2574.036 -- 37 m thick
210/25a-A2 Oil O Rannoch Formation 2611.5264 -- 5 m thick

Rock Samples (3)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
210/25a-A2 Core #1 2507.89 2518.56 -- -- came in as 210/25-A2(AKA 210/25-TA19)
210/25a-A2 Core #2 2519.17 2574.71 -- -- --
210/25a-A2 Core #3 2574.71 2624.94 -- -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
210/25a-A2 273.2532043457031 2694.43212890625 12 0 2026-08-06 10:32:44.39882+00 View Log
210/25a-A2Z 1947.0623779296875 3212.592041015625 9 0 2026-08-06 10:33:36.852336+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
210/25a-A2
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 2396.6424 2694.4320000000002 1955
bulk_density CDEN Energective CorrectedLOGS 2429.2560000000003 2693.8224 1737
caliper CALI OGA Batch Unzipped 2396.6424 2694.4320000000002 1955
caliper CLD Energective CorrectedLOGS 2429.2560000000003 2691.384 1721
comp_sonic DTC Energective CorrectedLOGS 282.0924 2679.954 3847
comp_sonic DT OGA Batch Unzipped 2404.5672 2688.9456 1867
deep_resistivity LLD Energective CorrectedLOGS 2430.1704 2686.5072 1683
deep_resistivity ILD Energective CorrectedLOGS 282.3972 624.3828 2245
deep_resistivity RES_DEP OGA Batch Unzipped 2499.36 2651.76 1001
density_correction DENC OGA Batch Unzipped 2396.6424 2694.2796000000003 1954
density_correction CDRH Energective CorrectedLOGS 2429.2560000000003 2694.4320000000002 1741
gamma_ray GRI Energective CorrectedLOGS 273.2532 2679.3444 4131
gamma_ray GR OGA Batch Unzipped 2396.6424 2694.4320000000002 1955
med_resistivity ILM Energective CorrectedLOGS 281.6352 624.9924 2254
med_resistivity RES_MED OGA Batch Unzipped 2499.36 2651.76 1001
micro_resistivity MSF Energective CorrectedLOGS 2429.2560000000003 2681.0208000000002 1653
neutron_por CNEU Energective CorrectedLOGS 2396.6424 2688.9456 1919
neutron_por NEU OGA Batch Unzipped 2396.6424 2694.4320000000002 1955
pef CPEF Energective CorrectedLOGS 2429.2560000000003 2693.5176 1735
shallow_resistivity LLS Energective CorrectedLOGS 2429.8656 2686.5072 1685
shallow_resistivity SFL Energective CorrectedLOGS 281.7876 627.7356 2271
sp SP Energective CorrectedLOGS 283.3116 2688.9456 3967
tvdss SS Energective CorrectedLOGS 273.1008 2694.7368 15891
210/25a-A2Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
caliper CALI OGA Batch Unzipped 2438.4 3212.592 5081
deep_resistivity RES_DEP OGA Batch Unzipped 1950.1104 3199.9428000000003 8202
gamma_ray GR OGA Batch Unzipped 1947.0624 3197.8092 8208
gamma_ray GRLW Energective CorrectedLOGS 1947.0624 3197.8092 8208
med_resistivity RES_MED OGA Batch Unzipped 1950.1104 3199.9428000000003 8202
tvdss SS Energective CorrectedLOGS 1947.0624 3200.0952 8223

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
210/25a-A2 410 2694.432 2562.453 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_210\210_25a-A2\WELL_PATH\WDD_QC\210_25a-A2_wdd_WDD_FILE_1673319_DATACO_MAPPED.csv
210/25a-A2Z 336 3212.592 2407.002 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_210\210_25a-A2Z\WELL_PATH\WDD_QC\210_25a-A2Z_wdd_WDD_FILE_1673320_DATACO_MAPPED.csv

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