16/07a-A4

Present

Well Header

Well No
16/07a-A4
NSTA DEN No
2253
Well Name
--
Drill Seq No
4
Quadrant / Block
16 / 7 a
Surface Location
58.692127, 1.279821
Source Datum
ED50
Subsea Well
No
Platform
A
Slot No
V
Operator
TAQA BRATANI LIMITED
Original Operator
--
Sub Area Operator
TAQA BRATANI LIMITED
Licence No
P108
Licence Type
Production
Spud Date
1983-10-25
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

16/07a-A4 Original
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
GA
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
65.227
Ground Elev (m)
--
Water Depth (m)
112.17
TD MD (m)
4332.120
TD TVDSS (m)
4144.975
TD Datum Depth (m)
65.227
TD Datum Type
Kelly Bushing
Spud Date
1983-10-25
TD Reached
1984-01-06
Completion Date
1984-01-29
Release Date
1988-01-29

Formation Tops (3)

Wellbore Formation Era MD (m) TVDSS (m) Provider
16/07a-A4 Valhall Mesozoic 3749.000 3683.773 BGS LithoStrat Upper
Kimmeridge Clay 3772.000 3706.773 BGS LithoStrat Upper
Brae Formation Mesozoic 3790.000 3724.773 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
16/07a-A4 0 0 0 3 3 0 14 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
16/07a-A4 Oil O Brae Formation 3790.188 -- 539 m thick

Rock Samples (15)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
16/07a-A4 Cuttings 1645.92 4328.16 -- -- .
16/07a-A4 Core #1 3803.63 3830.63 -- -- .
16/07a-A4 Core #2 3831.34 3858.77 -- -- .
16/07a-A4 Core #3 3858.77 3884.07 -- -- .
16/07a-A4 Core #4 3884.07 3911.5 -- -- .
16/07a-A4 Core #5 3911.5 3939.02 -- -- .
16/07a-A4 Core #6 3939.02 3966.64 -- -- .
16/07a-A4 Core #7 4039.82 4049.88 -- -- .
16/07a-A4 Core #8 4049.88 4075.3 -- -- .
16/07a-A4 Core #9 4077.31 4104.59 -- -- .
16/07a-A4 Core #10 4104.74 4132.57 -- -- .
16/07a-A4 Core #11 4132.17 4153.69 -- -- .
16/07a-A4 Core #12 4153.51 4160.82 -- -- .
16/07a-A4 Core #13 4160.82 4188.26 -- -- .
16/07a-A4 Core #14 4241.29 4241.35 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
16/07a-A4 1735.3787841796875 4334.71337890625 10 0 2026-08-06 08:51:42.576678+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
16/07a-A4
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 1768.602 4333.0368 16461
bulk_density DEN OGA Batch Unzipped 1736.1408000000001 4331.8176 17028
caliper CALI OGA Batch Unzipped 1736.1408000000001 4331.8176 17025
caliper CLD Energective CorrectedLOGS 1768.602 4333.0368 16503
comp_sonic DTC Energective CorrectedLOGS 1770.126 4319.0160000000005 16311
comp_sonic DT OGA Batch Unzipped 1742.8464000000001 4325.874 16875
deep_resistivity ILD Energective CorrectedLOGS 1769.5164 4329.2268 16452
deep_resistivity RES_DEP OGA Batch Unzipped 1742.8464000000001 3701.4912000000004 12853
density_correction DENC OGA Batch Unzipped 1736.1408000000001 4331.8176 16810
density_correction CDRH Energective CorrectedLOGS 1768.602 4333.0368 16502
gamma_ray GR OGA Batch Unzipped 1736.1408000000001 4328.617200000001 17007
gamma_ray GRI Energective CorrectedLOGS 1742.0844000000002 4328.3124 16971
med_resistivity ILM Energective CorrectedLOGS 1768.602 4333.0368 16483
med_resistivity RES_MED OGA Batch Unzipped 1742.8464000000001 3702.2532 12858
neutron_por CNEU Energective CorrectedLOGS 1735.3788000000002 4334.7132 16693
shallow_resistivity RES_SLW OGA Batch Unzipped 1742.8464000000001 3702.1008 12857
shallow_resistivity SFL Energective CorrectedLOGS 1769.6688000000001 3697.5288 12651
sp SP Energective CorrectedLOGS 1742.0844000000002 3702.8628000000003 12867
tvdss SS Energective CorrectedLOGS 1735.2264 4334.8656 17059

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
16/07a-A4 0 -- -- --

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