Well Data Manager / Well Summary / 9/18b-A4

9/18b-A4

Present

Well Header

Well No
9/18b-A4
NSTA DEN No
5142
Well Name
--
Drill Seq No
4
Quadrant / Block
9 / 18 b
Surface Location
59.350482, 1.551657
Source Datum
ED50
Subsea Well
Yes
Platform
A
Slot No
A1W
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
1993-12-12
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

9/18b-A4 Original
Plugged View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Unknown
Dev Type
Producer
Convention
--
Primary Target
--
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.908
Ground Elev (m)
--
Water Depth (m)
112.78
TD MD (m)
1143.000
TD TVDSS (m)
1117.090
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1993-12-12
TD Reached
1993-12-27
Completion Date
1994-01-03
Release Date
1998-01-03

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-A4 0 0 0 0 0 0 0 1 0 View

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-A4 Cuttings 445.62 1143.0 -- -- came in as 9/18b-A4 (AQ)

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
9/18b-A4 436.1687927246094 1140.1043701171875 3 0 2026-08-06 16:00:04.301372+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
9/18b-A4
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
deep_resistivity RES_DEP OGA Batch Unzipped 440.43600000000004 1140.1044000000002 4592
gamma_ray GR OGA Batch Unzipped 436.77840000000003 1136.904 4595
gamma_ray GRLW Energective CorrectedLOGS 436.16880000000003 1137.5136 4603
shallow_resistivity RES_SLW OGA Batch Unzipped 440.43600000000004 1140.1044000000002 4592
tvdss SS Energective CorrectedLOGS 436.16880000000003 1140.8664 4625

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
9/18b-A4 30 1143.000 1117.043 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A4\WELL_PATH\WDD_QC\9_18b-A4_wdd_WDD_FILE_208920349_DATACO_MAPPED.csv

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