16/07a-A5

Present

Well Header

Well No
16/07a-A5
NSTA DEN No
2278
Well Name
--
Drill Seq No
5
Quadrant / Block
16 / 7 a
Surface Location
58.692252, 1.280112
Source Datum
ED50
Subsea Well
No
Platform
A
Slot No
II
Operator
TAQA BRATANI LIMITED
Original Operator
--
Sub Area Operator
TAQA BRATANI LIMITED
Licence No
P108
Licence Type
Production
Spud Date
1983-12-18
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

16/07a-A5 Original
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
PE
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
65.227
Ground Elev (m)
--
Water Depth (m)
112.17
TD MD (m)
4478.120
TD TVDSS (m)
4183.075
TD Datum Depth (m)
65.227
TD Datum Type
Kelly Bushing
Spud Date
1983-12-18
TD Reached
1984-01-31
Completion Date
1984-02-09
Release Date
1988-02-09

Formation Tops (3)

Wellbore Formation Era MD (m) TVDSS (m) Provider
16/07a-A5 Valhall Mesozoic 3895.000 3603.631 BGS LithoStrat Upper
Kimmeridge Clay 3947.000 3655.585 BGS LithoStrat Upper
Brae Formation Mesozoic 3985.000 3693.545 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-A5 0 0 0 3 3 0 19 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
16/07a-A5 Oil O Brae Formation 3984.6504 -- 493 m thick

Rock Samples (20)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
16/07a-A5 Core #1 3997.76 4025.19 -- -- .
16/07a-A5 Core #2 4025.19 4052.62 -- -- .
16/07a-A5 Core #3 4052.62 4080.05 -- -- .
16/07a-A5 Core #4 4080.05 4107.48 -- -- .
16/07a-A5 Core #5 4107.48 4134.92 -- -- .
16/07a-A5 Core #6 4134.92 4162.35 -- -- .
16/07a-A5 Cuttings 4145.28 4410.46 -- -- gaps .
16/07a-A5 Core #7 4162.35 4183.38 -- -- .
16/07a-A5 Core #8 4183.38 4184.57 -- -- .
16/07a-A5 Core #9 4185.51 4199.23 -- -- .
16/07a-A5 Core #10 4199.23 4226.66 -- -- .
16/07a-A5 Core #11 4226.66 4254.09 -- -- .
16/07a-A5 Core #12 4254.09 4281.62 -- -- .
16/07a-A5 Core #13 4281.53 4308.96 -- -- .
16/07a-A5 Core #14 4308.96 4336.39 -- -- .
16/07a-A5 Core #15 4336.39 4363.82 -- -- .
16/07a-A5 Core #16 4363.82 4391.25 -- -- .
16/07a-A5 Core #17 4391.25 4418.35 -- -- .
16/07a-A5 Core #18 4420.21 4446.85 -- -- .
16/07a-A5 Core #19 4447.64 4474.83 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
16/07a-A5 1881.835205078125 4479.0361328125 13 0 2026-08-06 08:52:12.880126+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
16/07a-A5
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 1896.9228 4479.036 16926
bulk_density DEN OGA Batch Unzipped 1882.4448 4477.8168000000005 17021
caliper CALI OGA Batch Unzipped 1882.4448 4477.8168000000005 17014
caliper CLD Energective CorrectedLOGS 1895.5512 4475.988 16915
comp_sonic DT OGA Batch Unzipped 1887.6264 4474.0068 16811
comp_sonic DTC Energective CorrectedLOGS 1898.2944 4466.2344 16657
deep_resistivity ILD Energective CorrectedLOGS 1896.9228 4477.9692000000005 16909
deep_resistivity RES_DEP OGA Batch Unzipped 1887.6264 4477.8168000000005 16978
density_correction DENC OGA Batch Unzipped 1882.4448 4477.8168000000005 17021
density_correction CDRH Energective CorrectedLOGS 1896.4656 4479.036 16928
gamma_ray GR OGA Batch Unzipped 1882.4448 4476.4452 16928
gamma_ray GRI Energective CorrectedLOGS 1886.8644000000002 4470.5016000000005 16954
med_resistivity RES_MED OGA Batch Unzipped 1887.6264 4477.8168000000005 16986
med_resistivity ILM Energective CorrectedLOGS 1897.2276000000002 4475.988 16894
neutron_por CNEU Energective CorrectedLOGS 1881.8352 4475.073600000001 16979
porosity PHIE OGA Batch Unzipped 3828.288 4422.648 3901
shallow_resistivity RES_SLW OGA Batch Unzipped 1887.6264 4477.8168000000005 13175
shallow_resistivity SFL Energective CorrectedLOGS 1896.3132 3839.8704000000002 12754
sp SP Energective CorrectedLOGS 1898.2944 3847.0332000000003 12788
tvdss SS Energective CorrectedLOGS 1881.8352 4479.3408 17045
vshale VSH OGA Batch Unzipped 3828.288 4422.648 3901
water_sat SW OGA Batch Unzipped 3828.288 4422.648 3901

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
16/07a-A5 147 4475.074 4183.146 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_16\16_07a-A5\WELL_PATH\WDD_QC\16_07a-A5_wdd_WDD_FILE_268481960_DATACO_MAPPED.csv

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