29/05a- 1

Decommissioned

Well Header

Well No
29/05a- 1
NSTA DEN No
1642
Well Name
--
Drill Seq No
1
Quadrant / Block
29 / 5 a
Surface Location
56.837853, 1.813048
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
ARCO BRITISH LIMITED, LLC
Original Operator
--
Sub Area Operator
ARCO BRITISH LIMITED, LLC
Licence No
P188
Licence Type
Production
Spud Date
1981-03-05
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

29/05a- 1 Original parent: 29/05a- 1J
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas and Condensate Well
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.384
Ground Elev (m)
--
Water Depth (m)
91.44
TD MD (m)
4730.496
TD TVDSS (m)
4728.972
TD Datum Depth (m)
24.384
TD Datum Type
Kelly Bushing
Spud Date
1981-03-05
TD Reached
1981-09-02
Completion Date
1982-06-23
Release Date
1986-06-23
29/05a- 1J 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)
24.384
Ground Elev (m)
--
Water Depth (m)
91.44
TD MD (m)
2286.000
TD TVDSS (m)
--
TD Datum Depth (m)
--
TD Datum Type
--
Spud Date
1981-02-02
TD Reached
1981-03-03
Completion Date
1981-03-05
Release Date
1985-03-05

Formation Tops (0)

No formation tops ingested for this well.

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
29/05a- 1 10 15 5 42 0 3 0 1 1 View
29/05a- 1J 0 0 0 0 0 0 0 0 0

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
29/05a- 1 Oil shows OS Forties Sandstone Member 2865.1200000000003 -- 48 m thick
29/05a- 1 Gas GC Fulmar Formation 4381.8048 -- 96 m thick
29/05a- 1 DST DST 1 -- 4442.8 4452.5 Label / Upper Jurassic
29/05a- 1 Gas shows GCS Pentland Formation 4478.1216 -- 132 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
29/05a- 1 Cuttings 222.5 4755.79 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
29/05a- 1 101.34600067138672 4752.59423828125 6 0 2026-08-06 12:36:00.729223+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
29/05a- 1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DENS LR Petrophysical Mid Jur/CNS 757.7328 4752.594 26214
caliper CALI LR Petrophysical Mid Jur/CNS 757.5804 4677.156 25720
comp_sonic DTC LR Petrophysical Mid Jur/CNS 188.214 4668.1644 29303
deep_resistivity RDEP LR Petrophysical Mid Jur/CNS 101.346 4751.07 29955
gamma_ray GR LR Petrophysical Mid Jur/CNS 101.346 4746.8028 30483
neutron_por NEUT LR Petrophysical Mid Jur/CNS 757.7328 4748.784 26189

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
29/05a- 1 0 -- -- --
29/05a- 1J 0 -- -- --

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