204/20-L4

Present

Well Header

Well No
204/20-L4
NSTA DEN No
6659
Well Name
--
Drill Seq No
4
Quadrant / Block
204 / 20
Surface Location
60.411310, -4.056429
Source Datum
ED50
Subsea Well
Yes
Platform
L
Slot No
LP02
Operator
BP EXPLORATION OPERATING COMPANY LIMITED
Original Operator
--
Sub Area Operator
BP EXPLORATION OPERATING COMPANY LIMITED
Licence No
P556
Licence Type
Production
Spud Date
1999-07-27
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (3)

204/20-L4 Original
Current Intent
Development
Original Intent
Development
Flow Class
Oil and Gas Shows
Dev Type
Producer
Convention
--
Primary Target
LP1
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
23.500
Ground Elev (m)
--
Water Depth (m)
468.20
TD MD (m)
2922.000
TD TVDSS (m)
2621.300
TD Datum Depth (m)
23.500
TD Datum Type
Kelly Bushing
Spud Date
1999-07-27
TD Reached
1999-08-07
Completion Date
1999-08-10
Release Date
2003-08-10
204/20-L4Y Sidetrack Y parent: 204/20-L4Z
Completed (Shut In) Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
LP2
Well Seq
WB3
Datum Type
Rotary Table
Datum Elev (m)
23.500
Ground Elev (m)
--
Water Depth (m)
468.20
TD MD (m)
4350.000
TD TVDSS (m)
2351.100
TD Datum Depth (m)
23.500
TD Datum Type
Rotary Table
Spud Date
2002-05-17
TD Reached
2002-06-06
Completion Date
2013-02-26
Release Date
2017-02-26
204/20-L4Z Sidetrack Z parent: 204/20-L4
Current Intent
Development
Original Intent
Appraisal
Flow Class
Gas and Oil Well
Dev Type
Producer
Convention
--
Primary Target
LP1
Well Seq
WB2
Datum Type
Rotary Table
Datum Elev (m)
23.500
Ground Elev (m)
--
Water Depth (m)
468.20
TD MD (m)
2745.000
TD TVDSS (m)
2270.910
TD Datum Depth (m)
23.500
TD Datum Type
Rotary Table
Spud Date
2000-07-16
TD Reached
2000-07-20
Completion Date
2000-07-28
Release Date
2004-07-28

Formation Tops (5)

Wellbore Formation Era MD (m) TVDSS (m) Provider
204/20-L4Z Unknown 468.000 444.500 BGS LithoStrat Upper
Balder Cenozoic 1750.000 1726.500 BGS LithoStrat Upper
Balder Cenozoic 1765.000 1741.500 BGS LithoStrat Upper
Lamba Formation Cenozoic 1855.000 1831.500 BGS LithoStrat Upper
Vaila Formation Cenozoic 2295.000 2271.500 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
204/20-L4 0 0 0 0 0 0 2 1 0 View
204/20-L4Y 0 0 0 0 0 0 0 1 0 View
204/20-L4Z 0 0 0 5 5 0 0 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (5)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
204/20-L4 Cuttings 1600.0 2922.0 -- -- wet samples - curated Aug`00 to fill gap
204/20-L4 Core #1 2513.0 2549.7 -- -- --
204/20-L4 Core #2 2618.0 2654.5 -- -- --
204/20-L4Y Cuttings 1610.0 4350.0 -- -- wet samples / curated June`02 to fill gap
204/20-L4Z Cuttings 1770.0 2745.0 -- -- wet samples - curated Aug`00 to fill gap

Wireline Log Inventory (Ingested Curves)

No wireline log curves ingested for this well.

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

No scanned LAS source files matched to this well.

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
204/20-L4 0 -- -- --
204/20-L4Y 0 -- -- --
204/20-L4Z 0 -- -- --

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