Well Data Manager / Well Summary / 23/26a-A4

23/26a-A4

Present

Well Header

Well No
23/26a-A4
NSTA DEN No
6528
Well Name
--
Drill Seq No
4
Quadrant / Block
23 / 26 a
Surface Location
57.080841, 2.083798
Source Datum
ED50
Subsea Well
Yes
Platform
A
Slot No
01
Operator
BP EXPLORATION OPERATING COMPANY LIMITED
Original Operator
--
Sub Area Operator
BP EXPLORATION OPERATING COMPANY LIMITED
Licence No
P57
Licence Type
Production
Spud Date
1999-09-26
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (3)

23/26a-A4 Original
Abandoned Phase 1 Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
M4
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
32.200
Ground Elev (m)
--
Water Depth (m)
84.60
TD MD (m)
3306.500
TD TVDSS (m)
2473.500
TD Datum Depth (m)
32.001
TD Datum Type
Kelly Bushing
Spud Date
1999-09-26
TD Reached
1999-10-05
Completion Date
1999-10-13
Release Date
2003-10-13
23/26a-A4Y Sidetrack Y parent: 23/26a-A4Z
Completed (Operating) Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
ST
Well Seq
WB3
Datum Type
Rotary Table
Datum Elev (m)
23.500
Ground Elev (m)
--
Water Depth (m)
84.60
TD MD (m)
3419.000
TD TVDSS (m)
2453.480
TD Datum Depth (m)
26.500
TD Datum Type
Kelly Bushing
Spud Date
2009-11-04
TD Reached
2009-11-18
Completion Date
2009-12-07
Release Date
2013-12-07
23/26a-A4Z Sidetrack Z parent: 23/26a-A4
Abandoned Phase 1 Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
M4
Well Seq
WB2
Datum Type
Rotary Table
Datum Elev (m)
26.500
Ground Elev (m)
--
Water Depth (m)
84.60
TD MD (m)
3374.000
TD TVDSS (m)
2492.700
TD Datum Depth (m)
26.500
TD Datum Type
Kelly Bushing
Spud Date
1999-10-16
TD Reached
1999-10-20
Completion Date
1999-11-28
Release Date
2003-11-28

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
23/26a-A4 0 0 0 0 0 0 0 1 0 View
23/26a-A4Y 0 0 0 0 0 0 0 0 0
23/26a-A4Z 0 0 0 0 0 0 0 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (2)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
23/26a-A4 Cuttings 570.0 3264.0 -- -- wet samples
23/26a-A4Z Cuttings 2416.0 3370.0 -- -- wet samples - curated Nov'99 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
23/26a-A4 0 -- -- --
23/26a-A4Y 0 -- -- --
23/26a-A4Z 0 -- -- --

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