Well Data Manager / Well Summary / 9/18b-A12

9/18b-A12

Present

Well Header

Well No
9/18b-A12
NSTA DEN No
5303
Well Name
--
Drill Seq No
12
Quadrant / Block
9 / 18 b
Surface Location
59.350957, 1.551823
Source Datum
ED50
Subsea Well
Yes
Platform
A
Slot No
G1
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
1994-08-18
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

9/18b-A12 Original
Abandoned Phase 1 View Log Survey
Current Intent
Development
Original Intent
Development
Flow Class
Gas and Oil Well
Dev Type
Injector
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)
1807.769
TD TVDSS (m)
1766.926
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1994-08-18
TD Reached
1994-08-20
Completion Date
1994-08-22
Release Date
1998-08-22
9/18b-A12Z Sidetrack Z parent: 9/18b-A12
Plugged View Log Survey
Current Intent
Development
Original Intent
Development
Flow Class
Unknown
Dev Type
Injector
Convention
--
Primary Target
--
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
25.908
Ground Elev (m)
--
Water Depth (m)
112.78
TD MD (m)
1843.126
TD TVDSS (m)
1790.090
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1994-08-22
TD Reached
1994-08-29
Completion Date
1994-09-07
Release Date
1998-09-07

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-A12 0 0 0 0 0 0 0 0 0
9/18b-A12Z 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)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
9/18b-A12 794.461181640625 1792.2239990234375 5 0 2026-08-06 15:59:12.468798+00 View Log
9/18b-A12Z 1318.7171630859375 1847.2403564453125 8 0 2026-08-06 15:59:13.208072+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
9/18b-A12
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
caliper CALI OGA Batch Unzipped 1569.72 1788.7188 1438
deep_resistivity RES_DEP OGA Batch Unzipped 834.39 1792.0716 6285
gamma_ray GR OGA Batch Unzipped 794.6136 1788.7188 6524
gamma_ray GRLW Energective CorrectedLOGS 794.4612000000001 1788.5664000000002 6524
pef PEF OGA Batch Unzipped 1615.44 1792.2240000000002 1161
shallow_resistivity RES_SLW OGA Batch Unzipped 797.8140000000001 1792.0716 6525
tvdss SS Energective CorrectedLOGS 794.3088 1792.2240000000002 6549
9/18b-A12Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 1582.0644 1847.0880000000002 1740
bulk_density CDEN Energective CorrectedLOGS 1581.912 1846.326 1736
caliper CALI OGA Batch Unzipped 1581.912 1847.0880000000002 1741
caliper CLD Energective CorrectedLOGS 1581.912 1844.1924000000001 1722
deep_resistivity RES_DEP OGA Batch Unzipped 1320.3936 1832.1528 3359
density_correction DENC OGA Batch Unzipped 1582.0644 1847.0880000000002 1740
density_correction CDRH Energective CorrectedLOGS 1581.912 1847.2404000000001 1742
gamma_ray GRI Energective CorrectedLOGS 1581.912 1838.5536000000002 1685
gamma_ray GRLW Energective CorrectedLOGS 1318.7172 1828.4952 3346
gamma_ray GR OGA Batch Unzipped 1317.1932000000002 1847.0880000000002 3478
med_resistivity RES_MED OGA Batch Unzipped 1320.3936 1832.1528 3359
neutron_por NEU OGA Batch Unzipped 1582.0644 1845.7164 1731
neutron_por CNEU Energective CorrectedLOGS 1581.912 1840.8396 1700
pef PEF OGA Batch Unzipped 1582.0644 1847.0880000000002 1740
pef CPEF Energective CorrectedLOGS 1581.912 1846.1736 1735
tvdss SS Energective CorrectedLOGS 1318.5648 1847.3928 3471

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
9/18b-A12 59 1807.769 1627.704 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A12\WELL_PATH\WDD_QC\9_18b-A12_wdd_WDD_FILE_208920385_DATACO_MAPPED.csv
9/18b-A12Z 60 1843.126 1650.708 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A12Z\WELL_PATH\WDD_QC\9_18b-A12Z_wdd_WDD_FILE_208920388_DATACO_MAPPED.csv

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