21/10-A41

Present

Well Header

Well No
21/10-A41
NSTA DEN No
12582
Well Name
--
Drill Seq No
41
Quadrant / Block
21 / 10
Surface Location
57.731475, 0.971219
Source Datum
ED50
Subsea Well
No
Platform
A
Slot No
3-6
Operator
--
Original Operator
--
Sub Area Operator
APACHE NORTH SEA LIMITED
Licence No
P246
Licence Type
Production
Spud Date
2005-05-22
Source File
UKCS_Wells_ConvtoWGS84.shp
Imported
2026-05-22 15:28

Wellbores (4)

21/10-A41 Sidetrack R parent: 21/10-A39
Abandoned Phase 1 Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Show
Dev Type
Producer
Convention
--
Primary Target
T62
Well Seq
WB4
Datum Type
Kelly Bushing
Datum Elev (m)
44.200
Ground Elev (m)
--
Water Depth (m)
105.80
TD MD (m)
3060.000
TD TVDSS (m)
2227.330
TD Datum Depth (m)
44.200
TD Datum Type
Kelly Bushing
Spud Date
2005-05-22
TD Reached
2005-05-28
Completion Date
2005-06-02
Release Date
2009-06-02
21/10-A41X Sidetrack X parent: 21/10-A41Y
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
T62
Well Seq
WB7
Datum Type
Rotary Table
Datum Elev (m)
44.200
Ground Elev (m)
--
Water Depth (m)
105.80
TD MD (m)
2978.000
TD TVDSS (m)
2202.770
TD Datum Depth (m)
44.200
TD Datum Type
Rotary Table
Spud Date
2005-06-10
TD Reached
2005-06-17
Completion Date
2005-06-18
Release Date
2009-06-18
21/10-A41Y Sidetrack Y parent: 21/10-A41Z
Abandoned Phase 1 Survey
Current Intent
Development
Original Intent
Development
Flow Class
Unknown
Dev Type
Producer
Convention
--
Primary Target
T62
Well Seq
WB6
Datum Type
Rotary Table
Datum Elev (m)
44.200
Ground Elev (m)
--
Water Depth (m)
105.80
TD MD (m)
2069.000
TD TVDSS (m)
1591.370
TD Datum Depth (m)
44.200
TD Datum Type
Rotary Table
Spud Date
2005-06-05
TD Reached
2005-06-06
Completion Date
2005-06-06
Release Date
2009-06-06
21/10-A41Z Sidetrack Z parent: 21/10-A41
Abandoned Phase 1 Survey
Current Intent
Development
Original Intent
Development
Flow Class
Unknown
Dev Type
Producer
Convention
--
Primary Target
T62
Well Seq
WB5
Datum Type
Rotary Table
Datum Elev (m)
44.200
Ground Elev (m)
--
Water Depth (m)
105.80
TD MD (m)
2139.000
TD TVDSS (m)
1620.550
TD Datum Depth (m)
44.200
TD Datum Type
Rotary Table
Spud Date
2005-06-02
TD Reached
2005-06-03
Completion Date
2005-06-05
Release Date
2009-06-05

Formation Tops (7)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/10-A41X Unknown 150.000 105.800 BGS LithoStrat Upper
Hordaland Cenozoic 1790.000 1745.800 BGS LithoStrat Upper
Balder Cenozoic 2770.000 2725.800 BGS LithoStrat Upper
Sele Mesozoic 2832.000 2787.800 BGS LithoStrat Upper
Forties Mesozoic 2876.000 2831.800 BGS LithoStrat Upper
Forties Reservoir Mesozoic 2892.000 2847.800 BGS LithoStrat Upper
Forties Upper Main Sandstone 2976.000 2931.800 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
21/10-A41 0 0 0 0 0 0 0 0 0
21/10-A41X 0 0 0 7 7 0 0 1 0 View
21/10-A41Y 0 0 0 0 0 0 0 0 0
21/10-A41Z 0 0 0 0 0 0 0 0 0

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
21/10-A41X Cuttings 1850.0 2980.0 -- -- --

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
21/10-A41 0 -- -- --
21/10-A41X 0 -- -- --
21/10-A41Y 0 -- -- --
21/10-A41Z 0 -- -- --

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