Well Data Manager / Well Summary / 9/18b-A20

9/18b-A20

Present

Well Header

Well No
9/18b-A20
NSTA DEN No
6471
Well Name
--
Drill Seq No
20
Quadrant / Block
9 / 18 b
Surface Location
59.350774, 1.552226
Source Datum
ED50
Subsea Well
Yes
Platform
A
Slot No
W4
Operator
NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED
Original Operator
--
Sub Area Operator
NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED
Licence No
P496
Licence Type
Production
Spud Date
1998-08-30
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

9/18b-A20 Original parent: 9/18b-A8Z
Abandoned Phase 1 View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Injector
Convention
--
Primary Target
A8R
Well Seq
WB3
Datum Type
Kelly Bushing
Datum Elev (m)
25.298
Ground Elev (m)
--
Water Depth (m)
112.78
TD MD (m)
2977.900
TD TVDSS (m)
1821.180
TD Datum Depth (m)
25.298
TD Datum Type
Kelly Bushing
Spud Date
1998-08-30
TD Reached
1998-09-01
Completion Date
1998-09-13
Release Date
2002-09-13
9/18b-A20Z Sidetrack Z parent: 9/18b-A20
Plugged Survey
Current Intent
Development
Original Intent
Development
Flow Class
--
Dev Type
Injector
Convention
--
Primary Target
A8R
Well Seq
--
Datum Type
Kelly Bushing
Datum Elev (m)
25.298
Ground Elev (m)
--
Water Depth (m)
112.78
TD MD (m)
2865.425
TD TVDSS (m)
1811.731
TD Datum Depth (m)
25.298
TD Datum Type
Kelly Bushing
Spud Date
1998-08-29
TD Reached
1998-09-17
Completion Date
1998-09-28
Release Date
2002-09-28

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
9/18b-A20 0 0 0 0 0 0 0 1 0 View
9/18b-A20Z 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
9/18b-A20 Cuttings 2670.05 2977.9 -- -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
9/18b-A20 2663.9521484375 2963.570556640625 3 0 2026-08-06 15:59:30.167786+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
9/18b-A20
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
caliper CALI OGA Batch Unzipped 2663.952 2963.418 1966
deep_resistivity RES_DEP OGA Batch Unzipped 2663.952 2963.5704 1941
gamma_ray GR OGA Batch Unzipped 2663.952 2960.9796 1950
gamma_ray GRLW Energective CorrectedLOGS 2663.952 2960.9796 1950
tvdss SS Energective CorrectedLOGS 2663.3424 2963.8752 1973

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
9/18b-A20 442 2977.896 1821.293 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A20\WELL_PATH\WDD_QC\9_18b-A20_wdd_WDD_FILE_208920444_DATACO_MAPPED.csv
9/18b-A20Z 0 -- -- --

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