Well Data Manager / Well Summary / 21/01a- 25

21/01a- 25

Present

Well Header

Well No
21/01a- 25
NSTA DEN No
13923
Well Name
--
Drill Seq No
25
Quadrant / Block
21 / 1 a
Surface Location
57.950490, 0.194873
Source Datum
ED50
Subsea Well
Yes
Platform
--
Slot No
--
Operator
NEO NEXT + ENERGY RESOURCES UK LIMITED
Original Operator
--
Sub Area Operator
NEO NEXT + ENERGY RESOURCES UK LIMITED
Licence No
P241
Licence Type
Production
Spud Date
2005-12-26
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (3)

21/01a- 25 Original
Abandoned Phase 1 Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
TSP
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
132.89
TD MD (m)
4735.373
TD TVDSS (m)
4300.848
TD Datum Depth (m)
24.994
TD Datum Type
Rotary Table
Spud Date
2005-12-26
TD Reached
2006-01-30
Completion Date
2006-02-10
Release Date
2010-02-10
21/01a- 25Y Sidetrack Y parent: 21/01a- 25Z
Completed (Shut In) Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
25Z
Well Seq
WB3
Datum Type
Rotary Table
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
132.89
TD MD (m)
5975.299
TD TVDSS (m)
4255.047
TD Datum Depth (m)
24.994
TD Datum Type
Rotary Table
Spud Date
2006-03-03
TD Reached
2006-04-04
Completion Date
2006-07-01
Release Date
2010-07-01
21/01a- 25Z Sidetrack Z parent: 21/01a- 25
Abandoned Phase 1 Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
25Z
Well Seq
WB2
Datum Type
Rotary Table
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
132.89
TD MD (m)
5419.954
TD TVDSS (m)
4246.083
TD Datum Depth (m)
24.994
TD Datum Type
Rotary Table
Spud Date
2006-02-11
TD Reached
2006-02-25
Completion Date
2006-03-01
Release Date
2010-03-01

Formation Tops (17)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/01a- 25 Unknown 158.000 133.006 BGS LithoStrat Upper
Nordland Cenozoic 838.000 813.006 BGS LithoStrat Upper
Balder Cenozoic 1578.000 1553.006 BGS LithoStrat Upper
Lista Mesozoic 1935.000 1910.006 BGS LithoStrat Upper
Andrew Member Palaeozoic 2205.000 2180.006 BGS LithoStrat Upper
Maureen Mesozoic 2453.000 2428.006 BGS LithoStrat Upper
Ekofisk Mesozoic 2584.000 2559.006 BGS LithoStrat Upper
Tor Mesozoic 2661.000 2636.006 BGS LithoStrat Upper
Flounder Mesozoic 2911.000 2886.006 BGS LithoStrat Upper
Herring Mesozoic 3391.000 3366.006 BGS LithoStrat Upper
Hidra Mesozoic 3483.000 3458.006 BGS LithoStrat Upper
Rodby Mesozoic 3582.000 3557.006 BGS LithoStrat Upper
Carrack Formation Mesozoic 3697.000 3672.006 BGS LithoStrat Upper
Valhall Mesozoic 3765.000 3740.006 BGS LithoStrat Upper
Kimmeridge Clay 4549.000 4524.006 BGS LithoStrat Upper
Burns Sand Member 4636.000 4611.006 BGS LithoStrat Upper
Kimmeridge Clay 4651.000 4626.006 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
21/01a- 25 0 0 0 17 17 0 0 0 0 View
21/01a- 25Y 0 0 0 0 0 0 0 0 0
21/01a- 25Z 0 0 0 0 0 0 0 0 0

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (0)

No cuttings, core, or plug samples recorded for this well.

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
21/01a- 25 0 -- -- --
21/01a- 25Y 0 -- -- --
21/01a- 25Z 0 -- -- --

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