9/28a- 13

Decommissioned

Well Header

Well No
9/28a- 13
NSTA DEN No
3524
Well Name
--
Drill Seq No
13
Quadrant / Block
9 / 28 a
Surface Location
59.125417, 1.489860
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
ENQUEST HEATHER LIMITED
Original Operator
--
Sub Area Operator
ENQUEST HEATHER LIMITED
Licence No
P209
Licence Type
Production
Spud Date
1988-07-17
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

9/28a- 13 Original
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
T
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
117.35
TD MD (m)
3666.440
TD TVDSS (m)
2982.163
TD Datum Depth (m)
24.994
TD Datum Type
Kelly Bushing
Spud Date
1988-07-17
TD Reached
1988-09-14
Completion Date
1988-09-30
Release Date
1992-09-30

Formation Tops (5)

Wellbore Formation Era MD (m) TVDSS (m) Provider
9/28a- 13 Hermod Sst 2149.000 1722.278 Ternan
Skadan Sst 2238.000 1789.533 Ternan
Shetland Mesozoic 2838.000 2256.268 Ternan
Cormorant Mesozoic 3092.000 2474.273 Ternan
Auk 3392.000 2739.567 Ternan

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
9/28a- 13 0 0 0 20 5 0 6 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
9/28a- 13 Oil shows OS Auk Formation 3507.3336000000004 -- 153 m thick

Rock Samples (7)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
9/28a- 13 Cuttings 493.78 3660.65 -- -- .
9/28a- 13 Core #1 3089.76 3115.36 -- -- .
9/28a- 13 Core #2 3116.58 3144.32 -- -- .
9/28a- 13 Core #3 3144.32 3169.31 -- -- .
9/28a- 13 Core #4 3169.31 3197.05 -- -- .
9/28a- 13 Core #5 3197.05 3217.77 -- -- .
9/28a- 13 Core #6 3217.77 3233.62 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
9/28a- 13 1551.58447265625 3666.286865234375 10 0 2026-08-06 16:17:58.370302+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
9/28a- 13
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 1551.7368000000001 3665.6772 13872
bulk_density CDEN Energective CorrectedLOGS 1581.6072000000001 3666.2868000000003 13680
caliper CALI OGA Batch Unzipped 1551.7368000000001 3665.6772 13848
caliper CLD Energective CorrectedLOGS 1581.6072000000001 3666.2868000000003 13680
comp_sonic DTC Energective CorrectedLOGS 1581.6072000000001 3652.7232000000004 13589
comp_sonic DT OGA Batch Unzipped 1552.3464000000001 3660.3432000000003 13746
deep_resistivity RES_DEP OGA Batch Unzipped 1552.3464000000001 3665.6772 13863
deep_resistivity ILD Energective CorrectedLOGS 1581.6072000000001 3666.2868000000003 13680
density_correction DENC OGA Batch Unzipped 1551.7368000000001 3665.6772 13867
density_correction CDRH Energective CorrectedLOGS 1581.6072000000001 3666.2868000000003 13680
gamma_ray GR OGA Batch Unzipped 142.3416 3663.2388 23099
gamma_ray GRI Energective CorrectedLOGS 1581.6072000000001 3663.0864 13659
med_resistivity RES_MED OGA Batch Unzipped 1552.3464000000001 3665.6772 13863
med_resistivity ILM Energective CorrectedLOGS 1581.6072000000001 3666.2868000000003 13680
neutron_por CNEU Energective CorrectedLOGS 1581.6072000000001 3666.2868000000003 13680
neutron_por NEU OGA Batch Unzipped 1551.7368000000001 3665.6772 13872
pef CPEF Energective CorrectedLOGS 1565.6052 2863.4436 8517
sp SP Energective CorrectedLOGS 1551.5844000000002 2864.6628 8617
tvdss SS Energective CorrectedLOGS 1551.432 3666.4392000000003 13879

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
9/28a- 13 125 3660.648 2976.889 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_28a- 13\WELL_PATH\WDD_QC\9_28a-_13_wdd_WDD_FILE_236116521_DATACO_MAPPED.csv

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