Well Data Manager / Well Summary / 16/28- 4

16/28- 4

Decommissioned

Well Header

Well No
16/28- 4
NSTA DEN No
1362
Well Name
--
Drill Seq No
4
Quadrant / Block
16 / 28
Surface Location
58.120102, 1.441487
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
BP EXPLORATION OPERATING COMPANY LIMITED
Original Operator
--
Sub Area Operator
BP EXPLORATION OPERATING COMPANY LIMITED
Licence No
P92
Licence Type
Production
Spud Date
1979-07-27
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (3)

16/28- 4 Original parent: 16/28- 4J
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
29.870
Ground Elev (m)
--
Water Depth (m)
112.30
TD MD (m)
3984.000
TD TVDSS (m)
3954.000
TD Datum Depth (m)
30.000
TD Datum Type
Kelly Bushing
Spud Date
1979-07-27
TD Reached
1979-09-14
Completion Date
1979-10-08
Release Date
1983-10-08
16/28- 4J Sidetrack J
Abandoned Phase 3 Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
--
Dev Type
--
Convention
--
Primary Target
--
Well Seq
--
Datum Type
Rotary Table
Datum Elev (m)
29.900
Ground Elev (m)
--
Water Depth (m)
112.30
TD MD (m)
2794.000
TD TVDSS (m)
--
TD Datum Depth (m)
--
TD Datum Type
--
Spud Date
1979-06-15
TD Reached
1979-07-22
Completion Date
1979-07-23
Release Date
1983-07-23
16/28- 4K Sidetrack K parent: 16/28- 4J
Abandoned Phase 3 Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
--
Dev Type
--
Convention
--
Primary Target
--
Well Seq
--
Datum Type
Rotary Table
Datum Elev (m)
29.900
Ground Elev (m)
--
Water Depth (m)
112.30
TD MD (m)
2115.000
TD TVDSS (m)
2114.700
TD Datum Depth (m)
--
TD Datum Type
--
Spud Date
1979-07-23
TD Reached
1979-07-24
Completion Date
1979-07-27
Release Date
1983-07-27

Formation Tops (6)

Wellbore Formation Era MD (m) TVDSS (m) Provider
16/28- 4 Caran Sst 2137.000 1962.213 Ternan
Skroo Sst 2284.000 2108.457 Ternan
Andrew Sst 2739.000 2563.267 Ternan
Maureen Sst Mesozoic 2855.000 2679.262 Ternan
Chalk Mesozoic 2972.000 2796.261 Ternan
Pentland Mesozoic 3860.000 3684.253 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
16/28- 4 0 0 0 21 6 0 7 1 0 View
16/28- 4J 0 0 0 0 0 0 0 0 0
16/28- 4K 0 0 0 0 0 0 0 0 0

Hydrocarbon Occurrence (8)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
16/28- 4 Oil OW Forties Sandstone Member 2535.0 -- 372 m thick
16/28- 4 Oil shows OS Andrew Sandstone unit 2906.5000000000005 -- 33 m thick
16/28- 4 Oil shows OS Andrew Sandstone unit 2939.9999999999995 -- 33 m thick
16/28- 4 Oil shows OS Ekofisk Formation 2972.5 -- 63 m thick
16/28- 4 Oil shows OS Herring Formation 3664.0 -- 63 m thick
16/28- 4 Oil shows OS VALH 3727.0 -- 35 m thick
16/28- 4 Oil shows OS Kimmeridge Clay Formation 3762.0 -- 98 m thick
16/28- 4 Oil shows OS Pentland Formation 3860.0 -- 13 m thick

Rock Samples (8)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
16/28- 4 Cuttings 230.0 3983.95 -- -- .
16/28- 4 Core #2 2563.0 2566.0 -- -- well re-boxed (originally curated March`81) - original hole
16/28- 4 Core #3 2564.0 2573.25 -- -- sidetrack
16/28- 4 Core #4 2573.25 2582.44 -- -- sidetrack
16/28- 4 Core #5 3729.0 3738.17 -- -- sidetrack
16/28- 4 Core #6 3738.17 3745.4 -- -- sidetrack
16/28- 4 Core #7 3862.0 3865.87 -- -- sidetrack
16/28- 4 Core #8 3867.0 3884.95 -- -- sidetrack

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
16/28- 4 213.05520629882812 3981.9072265625 10 0 2026-08-06 09:32:48.958521+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
16/28- 4
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 2498.4456 3979.4688 8814
caliper C1 CGG Digital Well Logs 652.8816 1637.3856 6461
caliper C2 CGG Digital Well Logs 652.8816 1637.6904 6463
caliper CALI CGG Digital Well Logs 652.8816 3979.6212 15421
caliper CALS CGG Digital Well Logs 2498.7504 3975.9636 8790
comp_sonic DT CGG Digital Well Logs 655.32 3971.6964 21715
deep_resistivity LLD CGG Digital Well Logs 2498.4456 3949.446 8601
deep_resistivity ILD CGG Digital Well Logs 654.558 3981.9072 21834
deep_resistivity RES_DEP OGA Batch Unzipped 206.9592 1859.28 10843
density_correction DRHO CGG Digital Well Logs 2498.598 3979.4688 8813
gamma_ray GRL CGG Digital Well Logs 2498.7504 3967.1244 8900
gamma_ray GRD CGG Digital Well Logs 2491.1304 3972.6108 9064
gamma_ray GR CGG Digital Well Logs 213.0552 3974.2872 24681
micro_resistivity MSFL CGG Digital Well Logs 2498.4456 3973.2204 8786
micro_resistivity RES_MIC OGA Batch Unzipped 2500.351 2794.061 1928
neutron_por NPHI CGG Digital Well Logs 2498.598 3979.7736 8815
shallow_resistivity SFL CGG Digital Well Logs 655.0152 3981.7548 21830
shallow_resistivity LLS CGG Digital Well Logs 2498.4456 3972.9156 8755
shallow_resistivity RES_SLW OGA Batch Unzipped 206.9592 1859.28 10843
sp SP CGG Digital Well Logs 659.2824 3962.5524 21633

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
16/28- 4 67 2794.000 2621.668 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_16\16_28- 4\WELL_PATH\WDD_QC\16_28-_4_wdd_WDD_FILE_217178356_DATACO_MAPPED.csv
16/28- 4 66 2105.000 1932.819 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_16\16_28- 4\WELL_PATH\WDD_QC\16_28-_4_wdd_WDD_FILE_217179493_DATACO_MAPPED.csv
16/28- 4 130 3984.000 3808.238 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_16\16_28- 4\WELL_PATH\WDD_QC\16_28-_4_wdd_WDD_FILE_217179496_DATACO_MAPPED.csv
16/28- 4J 0 -- -- --
16/28- 4K 0 -- -- --

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