211/16a-A1

Present

Well Header

Well No
211/16a-A1
NSTA DEN No
3574
Well Name
--
Drill Seq No
1
Quadrant / Block
211 / 16 a
Surface Location
61.356870, 1.159310
Source Datum
ED50
Subsea Well
Unknown
Platform
A
Slot No
13
Operator
TAQA BRATANI LIMITED
Original Operator
--
Sub Area Operator
TAQA BRATANI LIMITED
Licence No
P296
Licence Type
Production
Spud Date
1988-09-11
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

211/16a-A1 Original
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
AC
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
56.084
Ground Elev (m)
--
Water Depth (m)
158.50
TD MD (m)
2969.703
TD TVDSS (m)
2777.222
TD Datum Depth (m)
56.083
TD Datum Type
Kelly Bushing
Spud Date
1988-09-11
TD Reached
1988-10-17
Completion Date
1988-11-01
Release Date
1992-11-01

Formation Tops (22)

Wellbore Formation Era MD (m) TVDSS (m) Provider
211/16a-A1 Hutton Sand Formation Palaeozoic 235.000 178.914 BGS LithoStrat Upper
Hutton Clay Formation 1081.000 993.432 BGS LithoStrat Upper
Balder Cenozoic 1445.000 1334.481 BGS LithoStrat Upper
Lista Mesozoic 1504.000 1389.299 BGS LithoStrat Upper
Maureen Mesozoic 1706.000 1577.739 BGS LithoStrat Upper
Shetland Mesozoic 1717.000 1588.021 BGS LithoStrat Upper
Shetland Marl 1990.000 1844.392 BGS LithoStrat Upper
Shetland Clay 2003.000 1856.723 BGS LithoStrat Upper
Cromer Knoll Mesozoic 2717.000 2527.152 BGS LithoStrat Upper
Valhall Mesozoic 2724.000 2533.907 BGS LithoStrat Upper
Kimmeridge Clay 2746.000 2555.329 BGS LithoStrat Upper
Upper Heather 2787.000 2595.608 BGS LithoStrat Upper
Tarbert Mesozoic 2822.000 2630.246 BGS LithoStrat Upper
Upper Ness Member Mesozoic 2838.000 2646.112 BGS LithoStrat Upper
Mid Ness Shale 2854.000 2662.045 BGS LithoStrat Upper
Etive Mesozoic 2858.000 2666.028 BGS LithoStrat Upper
Rannoch Mesozoic 2870.000 2677.977 BGS LithoStrat Upper
Broom Mesozoic 2901.000 2708.840 BGS LithoStrat Upper
Drake Mesozoic 2907.000 2714.827 BGS LithoStrat Upper
Cook Mesozoic 2923.000 2730.792 BGS LithoStrat Upper
Burton Mesozoic 2932.000 2739.771 BGS LithoStrat Upper
Amundsen 2945.000 2752.738 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
211/16a-A1 0 0 0 22 22 0 0 0 0 View

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
211/16a-A1 Oil O Tarbert Formation 2821.8384 -- 16 m thick
211/16a-A1 Oil O Ness Formation 2838.2976000000003 -- 16 m thick
211/16a-A1 Oil O Etive Formation 2857.8048000000003 -- 12 m thick
211/16a-A1 Oil O Rannoch Formation 2870.3016000000002 -- 31 m thick

Rock Samples (0)

No cuttings, core, or plug samples recorded for this well.

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/16a-A1 214.27439880371094 2966.770751953125 11 0 2026-08-06 10:53:55.796455+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
211/16a-A1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 2596.896 2952.4452 2334
bulk_density DEN OGA Batch Unzipped 2595.0672 2972.8668000000002 2480
caliper CALI OGA Batch Unzipped 2595.0672 2972.8668000000002 2480
caliper CLD Energective CorrectedLOGS 2617.6224 2952.1404 2196
comp_sonic DTC Energective CorrectedLOGS 237.5916 2929.2804 15487
comp_sonic DT OGA Batch Unzipped 214.2744 2972.8668000000002 18102
deep_resistivity ILD Energective CorrectedLOGS 234.696 2966.7708000000002 15752
deep_resistivity RES_DEP OGA Batch Unzipped 214.2744 2972.8668000000002 18102
density_correction DENC OGA Batch Unzipped 2595.0672 2972.8668000000002 2480
density_correction CDRH Energective CorrectedLOGS 2620.2132 2952.4452 2181
gamma_ray GRI Energective CorrectedLOGS 214.2744 2950.7688000000003 16434
gamma_ray GR OGA Batch Unzipped 214.2744 2972.8668000000002 18102
med_resistivity RES_MED OGA Batch Unzipped 214.2744 2972.8668000000002 18102
med_resistivity ILM Energective CorrectedLOGS 234.696 2966.7708000000002 15752
micro_resistivity RES_MIC OGA Batch Unzipped 2712.7200000000003 2914.65 1326
neutron_por CNEU Energective CorrectedLOGS 2598.7248 2957.9316000000003 2358
neutron_por NEU OGA Batch Unzipped 2595.0672 2972.8668000000002 2480
shallow_resistivity SFL Energective CorrectedLOGS 2712.7200000000003 2911.9068 1308
tvdss SS Energective CorrectedLOGS 214.2744 2966.9232 18063
vshale VSGR Energective CorrectedLOGS 237.2868 2950.6164000000003 16158
vshale VSH Energective CorrectedLOGS 237.2868 2950.6164000000003 16150

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/16a-A1 272 2969.666 2777.350 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_16a-A1\WELL_PATH\WDD_QC\211_16a-A1_wdd_WDD_FILE_1673279_DATACO_MAPPED.csv

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