9/11a- 5

Decommissioned

Well Header

Well No
9/11a- 5
NSTA DEN No
5730
Well Name
--
Drill Seq No
5
Quadrant / Block
9 / 11 a
Surface Location
59.583496, 1.090160
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
ADURA OPERATIONS LIMITED
Original Operator
--
Sub Area Operator
ADURA OPERATIONS LIMITED
Licence No
P335
Licence Type
Production
Spud Date
1996-01-25
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

9/11a- 5 Original
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
E
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.384
Ground Elev (m)
--
Water Depth (m)
106.68
TD MD (m)
1569.720
TD TVDSS (m)
1568.806
TD Datum Depth (m)
24.384
TD Datum Type
Kelly Bushing
Spud Date
1996-01-25
TD Reached
1996-02-09
Completion Date
1996-04-11
Release Date
2000-04-11

Formation Tops (7)

Wellbore Formation Era MD (m) TVDSS (m) Provider
9/11a- 5 Lower Mousa 820.000 795.539 Ternan
Beauly Cenozoic 919.000 894.498 Ternan
Beauly Cenozoic 919.000 894.498 Ternan
Upper Dornoch Sst 1058.000 1033.450 Ternan
Lower Dornoch Sst 1148.000 1123.424 Ternan
Maureen Sst Mesozoic 1460.000 1435.360 Ternan
Old Red Sandstone 1530.000 1505.342 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
9/11a- 5 0 0 0 13 7 0 0 1 0 View

Hydrocarbon Occurrence (5)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
9/11a- 5 Oil shows OS Dornoch Formation 1089.3552 -- 58 m thick
9/11a- 5 Oil shows OS Teal Sandstone Member 1147.5720000000001 -- 16 m thick
9/11a- 5 Oil shows OS Lista Formation 1163.1168 -- 95 m thick
9/11a- 5 Oil shows OS HEIM 1258.2144 -- 107 m thick
9/11a- 5 Mixed OG MASD 1459.992 -- 70 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
9/11a- 5 Cuttings 798.58 1594.1 -- -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
9/11a- 5 149.19960021972656 1582.674072265625 11 0 2026-08-06 15:15:17.369382+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
9/11a- 5
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bit_size BS OGA Batch Unzipped 747.1136 1594.4576 5561
bulk_density DEN OGA Batch Unzipped 747.1136 1594.4576 5561
bulk_density CDEN Energective CorrectedLOGS 773.4300000000001 1549.6032 5094
caliper CALI OGA Batch Unzipped 747.1136 1594.4576 5561
caliper CLD Energective CorrectedLOGS 773.4300000000001 1544.1168 5058
comp_sonic DTC Energective CorrectedLOGS 773.4300000000001 1569.8724 5227
comp_sonic DT OGA Batch Unzipped 747.1136 1594.4576 5561
deep_resistivity AT90 Energective CorrectedLOGS 773.4300000000001 1581.7596 5305
density_correction CDRH Energective CorrectedLOGS 773.5824 1549.6032 5093
gamma_ray GR OGA Batch Unzipped 747.1136 1594.4576 5561
gamma_ray GRI Energective CorrectedLOGS 149.1996 1581.3024 9398
med_resistivity AT20 Energective CorrectedLOGS 773.4300000000001 1582.3692 5309
med_resistivity AT60 Energective CorrectedLOGS 773.4300000000001 1582.674 5311
med_resistivity AT30 Energective CorrectedLOGS 773.4300000000001 1580.8452 5299
micro_resistivity MSF Energective CorrectedLOGS 773.4300000000001 1554.9372 5129
neutron_por NEU OGA Batch Unzipped 747.1136 1594.4576 5561
neutron_por CNEU Energective CorrectedLOGS 747.0648 1543.8120000000001 5229
pef CPEF Energective CorrectedLOGS 783.336 1549.1460000000002 5023
shallow_resistivity AT10 Energective CorrectedLOGS 773.4300000000001 1581.15 5301
shear_sonic DTSM OGA Batch Unzipped 747.1136 1594.4576 5219
shear_sonic DTS Energective CorrectedLOGS 872.1852 1570.0248000000001 4391
tvdss SS Energective CorrectedLOGS 149.0472 1582.8264000000001 9409

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
9/11a- 5 21 1594.104 1569.428 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_11a- 5\WELL_PATH\WDD_QC\9_11a-_5_wdd_WDD_FILE_1918262_DATACO_MAPPED.csv

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