16/03a- 2

Decommissioned

Well Header

Well No
16/03a- 2
NSTA DEN No
2017
Well Name
--
Drill Seq No
2
Quadrant / Block
16 / 3 a
Surface Location
58.886504, 1.550837
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
TAQA BRATANI LIMITED
Original Operator
--
Sub Area Operator
TAQA BRATANI LIMITED
Licence No
P108
Licence Type
Production
Spud Date
1982-10-20
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (3)

16/03a- 2 Original
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Gas and Condensate Well
Dev Type
--
Convention
--
Primary Target
X
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
117.96
TD MD (m)
2602.078
TD TVDSS (m)
2575.255
TD Datum Depth (m)
24.994
TD Datum Type
Kelly Bushing
Spud Date
1982-10-20
TD Reached
1982-11-15
Completion Date
1983-02-06
Release Date
1987-02-06
16/03a- 2Y Sidetrack Y parent: 16/03a- 2Z
Current Intent
Appraisal
Original Intent
Exploration
Flow Class
Oil and Gas Shows
Dev Type
--
Convention
--
Primary Target
DEB
Well Seq
WB3
Datum Type
Kelly Bushing
Datum Elev (m)
26.213
Ground Elev (m)
--
Water Depth (m)
117.96
TD MD (m)
5653.430
TD TVDSS (m)
5421.173
TD Datum Depth (m)
26.213
TD Datum Type
Kelly Bushing
Spud Date
1998-10-24
TD Reached
1999-01-23
Completion Date
1999-01-23
Release Date
2003-01-23
16/03a- 2Z Sidetrack Z parent: 16/03a- 2
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Gas and Condensate Well
Dev Type
--
Convention
--
Primary Target
X
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
26.213
Ground Elev (m)
--
Water Depth (m)
117.96
TD MD (m)
4266.590
TD TVDSS (m)
4237.330
TD Datum Depth (m)
24.994
TD Datum Type
Kelly Bushing
Spud Date
1982-11-15
TD Reached
1983-01-18
Completion Date
1983-02-24
Release Date
1987-02-24

Formation Tops (31)

Wellbore Formation Era MD (m) TVDSS (m) Provider
16/03a- 2Y Unknown 141.000 114.787 BGS LithoStrat Upper
Balder Cenozoic 2160.000 2114.594 BGS LithoStrat Upper
Sele Mesozoic 2186.000 2138.865 BGS LithoStrat Upper
Heimdal 2244.000 2193.136 BGS LithoStrat Upper
Ekofisk Mesozoic 2833.000 2742.319 BGS LithoStrat Upper
Tor Mesozoic 2913.000 2817.145 BGS LithoStrat Upper
Flounder Mesozoic 3384.000 3251.578 BGS LithoStrat Upper
Flounder Mesozoic 3505.000 3362.971 BGS LithoStrat Upper
Herring Mesozoic 3762.000 3601.482 BGS LithoStrat Upper
Plenus Marl 3914.000 3741.269 BGS LithoStrat Upper
Hidra Mesozoic 3926.000 3752.338 BGS LithoStrat Upper
Rodby Mesozoic 3985.000 3807.133 BGS LithoStrat Upper
Carrack Formation Mesozoic 4060.000 3877.093 BGS LithoStrat Upper
Valhall Mesozoic 4072.000 3888.361 BGS LithoStrat Upper
Kimmeridge Clay 4143.000 3955.587 BGS LithoStrat Upper
Brae Zone A 4169.000 3980.392 BGS LithoStrat Upper
Brae Zone A 4198.000 4008.121 BGS LithoStrat Upper
Brae Zone C 4228.000 4036.836 BGS LithoStrat Upper
Brae Zone D1 4265.000 4072.278 BGS LithoStrat Upper
Brae Zone D2 4280.000 4086.659 BGS LithoStrat Upper
Brae Zone E Shale 4289.000 4095.308 BGS LithoStrat Upper
Brae Zone E Sand 4322.000 4127.054 BGS LithoStrat Upper
Brae Zone F1 4404.000 4206.143 BGS LithoStrat Upper
Brae Zone F2 4441.000 4241.985 BGS LithoStrat Upper
Heather Mesozoic 5478.000 5260.139 BGS LithoStrat Upper
16/03a- 2Z Grid Sst 1254.000 1227.787 Ternan
Caran Sst 1508.000 1481.787 Ternan
Skadan Sst 2217.000 2190.787 Ternan
Maureen Sst Mesozoic 2653.000 2626.787 Ternan
Chalk Mesozoic 2782.000 2755.787 Ternan
Brae Sst 4087.000 4060.787 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
16/03a- 2 0 0 0 0 0 0 11 1 0 View
16/03a- 2Y 0 0 0 25 25 0 2 1 0 View
16/03a- 2Z 0 0 0 17 6 0 0 0 0 View

Hydrocarbon Occurrence (3)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
16/03a- 2Z Oil shows OS Kimmeridge Clay Formation 4064.8128 -- 22 m thick
16/03a- 2Z Oil shows OS Brae Formation 4086.7584 -- 10 m thick
16/03a- 2Z Oil shows OS Brae Formation 4096.512000000001 -- 170 m thick

Rock Samples (15)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
16/03a- 2 Cuttings 475.49 4264.15 -- -- .
16/03a- 2 Core #1 4095.29 4112.15 -- -- .
16/03a- 2 Core #2 4112.67 4123.43 -- -- .
16/03a- 2 Core #3 4123.43 4140.95 -- -- .
16/03a- 2 Core #4 4141.01 4150.31 -- -- .
16/03a- 2 Core #5 4155.64 4161.13 -- -- .
16/03a- 2 Core #6 4161.13 4163.57 -- -- .
16/03a- 2 Core #7 4164.48 4173.32 -- -- .
16/03a- 2 Core #8 4174.54 4192.98 -- -- .
16/03a- 2 Core #9 4194.05 4214.16 -- -- .
16/03a- 2 Core #10 4214.16 4229.22 -- -- .
16/03a- 2 Core #11 4233.98 4261.16 -- -- .
16/03a- 2Y Cuttings 3547.87 5640.93 -- -- see S134406
16/03a- 2Y Core #1 5410.2 5413.31 -- -- --
16/03a- 2Y Core #2 5413.86 5414.47 -- -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
16/03a- 2 130.91160583496094 4222.08984375 10 0 2026-08-06 08:41:45.003945+00 View Log
16/03a- 2Y 1398.11767578125 5668.06103515625 10 0 2026-08-06 20:31:43.384067+00 View Log
16/03a- 2Z 1691.6400146484375 4214.9267578125 10 0 2026-08-06 08:42:03.990811+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
16/03a- 2
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 3946.398 4222.0896 1753
caliper CLD Energective CorrectedLOGS 3946.398 4219.8036 1738
comp_sonic DTC Energective CorrectedLOGS 1694.688 4204.2588000000005 16459
deep_resistivity ILD Energective CorrectedLOGS 1690.8780000000002 4212.336 16546
density_correction CDRH Energective CorrectedLOGS 3947.0076000000004 4221.3276000000005 1744
gamma_ray GRI Energective CorrectedLOGS 130.9116 4210.5072 26770
neutron_por CNEU Energective CorrectedLOGS 3920.3376000000003 4215.6888 1882
pef CPEF Energective CorrectedLOGS 3946.398 4221.7848 1751
shallow_resistivity SFL Energective CorrectedLOGS 1691.7924 3968.3436 14939
sp SP Energective CorrectedLOGS 1690.8780000000002 4220.1084 16597
tvdss SS Energective CorrectedLOGS 130.7592 4222.3944 26849
16/03a- 2Y
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bit_size BIT Energective CorrectedLOGS 3778.2246 5668.137000000001 24803
bulk_density DENS UKCS JDWL 30th Round 4401.312 5653.4304 8210
bulk_density LDL Energective CorrectedLOGS 4712.6652 5653.659000000001 12350
cable_tension TNS Energective CorrectedLOGS 3778.2246 5668.137000000001 24803
caliper CALI UKCS JDWL 30th Round 4401.6168 5653.4304 8116
caliper CLD Energective CorrectedLOGS 4631.2074 5668.0608 13608
comp_sonic DTC Energective CorrectedLOGS 3809.0094000000004 5633.6184 23946
deep_resistivity AT90 Energective CorrectedLOGS 4707.3312000000005 5653.5828 12419
deep_resistivity RDEP UKCS JDWL 30th Round 3984.9552000000003 5648.8584 10896
density_correction DRH Energective CorrectedLOGS 4705.4262 5657.240400000001 12492
density_correction DENC UKCS JDWL 30th Round 4401.312 5653.4304 8210
gamma_ray GRI Energective CorrectedLOGS 1398.1176 5654.421 55825
gamma_ray GR UKCS JDWL 30th Round 1706.88 5654.04 25897
med_resistivity AT20 Energective CorrectedLOGS 4719.9804 5653.5828 12253
med_resistivity AT30 Energective CorrectedLOGS 4714.5702 5649.925200000001 12276
med_resistivity AT60 Energective CorrectedLOGS 4710.9888 5653.5828 12371
med_resistivity RMED UKCS JDWL 30th Round 3984.9552000000003 5648.8584 10896
neutron_por NEUT UKCS JDWL 30th Round 4401.312 5650.0776000000005 8168
neutron_por CNLC Energective CorrectedLOGS 4631.7408000000005 5650.3062 13368
neutron_por TNPH Energective CorrectedLOGS 4631.8932 5650.0014 13362
pef PEF Energective CorrectedLOGS 4710.8364 5655.3354 12396
shallow_resistivity RSHAL UKCS JDWL 30th Round 3984.9552000000003 5648.8584 10896
shallow_resistivity AT10 Energective CorrectedLOGS 4707.3312000000005 5651.754 12395
shear_sonic DTS Energective CorrectedLOGS 3786.2256 5621.502600000001 24086
tvdss SS Energective CorrectedLOGS 1398.1176 5668.3656 56041
16/03a- 2Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 3948.0744000000004 4213.5552 1616
caliper CALI CGG Digital Well Logs 3948.0744000000004 4213.5552 1616
caliper CLD Energective CorrectedLOGS 4078.6812 4214.9268 895
comp_sonic DTC Energective CorrectedLOGS 3992.88 4201.3632 1369
comp_sonic DT CGG Digital Well Logs 1692.0972000000002 4201.2108 16465
deep_resistivity ILD CGG Digital Well Logs 1691.64 4212.7932 16544
density_correction DRHO CGG Digital Well Logs 3947.922 4213.860000000001 1619
gamma_ray GRI Energective CorrectedLOGS 3992.88 4212.6408 1443
gamma_ray CGR CGG Digital Well Logs 4072.4328 4205.3256 873
gamma_ray SGR CGG Digital Well Logs 3920.6424 4205.3256 1675
gamma_ray GR CGG Digital Well Logs 131.9784 4205.3256 26729
neutron_por NPHI CGG Digital Well Logs 3947.922 4207.764 1580
pef PEF CGG Digital Well Logs 3947.922 4213.5552 1615
potassium POTA CGG Digital Well Logs 4072.4328 4205.478 874
shallow_resistivity SFLU CGG Digital Well Logs 1691.7924 4214.0124000000005 16551
sp SP CGG Digital Well Logs 1693.164 4214.4696 16545
thorium THOR CGG Digital Well Logs 4072.4328 4205.6304 875
tvdss SS Energective CorrectedLOGS 3992.88 4215.0792 1459
uranium URAN CGG Digital Well Logs 4072.4328 4205.478 874

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
16/03a- 2 0 -- -- --
16/03a- 2Y 181 5640.934 5421.227 G:\NSTA_BigFiles\NSTA_Packages\UKCS_JDWL_30thRound\NNS\OGA_Additional_Deviation_NNS.xlsx
16/03a- 2Z 0 -- -- --

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