Well Data Manager / Well Summary / 9/18b-A2

9/18b-A2

Present

Well Header

Well No
9/18b-A2
NSTA DEN No
5041
Well Name
--
Drill Seq No
2
Quadrant / Block
9 / 18 b
Surface Location
59.350565, 1.551101
Source Datum
ED50
Subsea Well
Yes
Platform
A
Slot No
P4
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
1993-07-20
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (5)

9/18b-A2 Original
Abandoned Phase 1 View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
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)
2079.680
TD TVDSS (m)
1850.770
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1993-07-20
TD Reached
1993-07-26
Completion Date
1993-07-26
Release Date
1997-07-26
9/18b-A2W Sidetrack W parent: 9/18b-A2X
Plugged View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
P4W
Well Seq
WB5
Datum Type
Rotary Table
Datum Elev (m)
32.309
Ground Elev (m)
--
Water Depth (m)
112.78
TD MD (m)
2261.620
TD TVDSS (m)
1704.137
TD Datum Depth (m)
32.309
TD Datum Type
Rotary Table
Spud Date
2004-06-06
TD Reached
2004-06-16
Completion Date
2004-06-28
Release Date
2008-06-28
9/18b-A2X Sidetrack X parent: 9/18b-A2Y
Abandoned Phase 1 View Log Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
Y
Well Seq
WB4
Datum Type
Rotary Table
Datum Elev (m)
32.309
Ground Elev (m)
--
Water Depth (m)
112.78
TD MD (m)
2224.430
TD TVDSS (m)
1702.918
TD Datum Depth (m)
32.309
TD Datum Type
Rotary Table
Spud Date
2002-11-06
TD Reached
2002-11-13
Completion Date
2002-11-13
Release Date
2006-11-13
9/18b-A2Y Sidetrack Y parent: 9/18b-A2Z
Abandoned Phase 1 View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
Y
Well Seq
WB3
Datum Type
Rotary Table
Datum Elev (m)
32.310
Ground Elev (m)
--
Water Depth (m)
112.78
TD MD (m)
2287.524
TD TVDSS (m)
1703.832
TD Datum Depth (m)
25.908
TD Datum Type
Rotary Table
Spud Date
2002-10-30
TD Reached
2002-11-07
Completion Date
2002-11-07
Release Date
2006-11-07
9/18b-A2Z Sidetrack Z parent: 9/18b-A2
Abandoned Phase 1 View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
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)
2350.040
TD TVDSS (m)
1702.940
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1993-07-26
TD Reached
1993-08-16
Completion Date
1993-08-24
Release Date
1997-08-24

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-A2 0 0 0 0 0 0 0 1 0 View
9/18b-A2W 0 0 0 0 0 0 0 1 0 View
9/18b-A2X 0 0 0 0 0 0 0 0 0
9/18b-A2Y 0 0 0 0 0 0 0 1 0 View
9/18b-A2Z 0 0 0 0 0 0 0 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (4)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
9/18b-A2 Cuttings 838.2 2079.65 -- -- --
9/18b-A2W Cuttings 1533.14 2228.09 -- -- --
9/18b-A2Y Cuttings 1749.55 2286.0 -- -- curated Dec`02 to fill gap
9/18b-A2Z Cuttings 1673.35 2350.01 -- -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
9/18b-A2 811.3776245117188 2068.982421875 7 0 2026-08-06 15:59:29.146473+00 View Log
9/18b-A2W 1655.06396484375 2229.30712890625 3 0 2026-08-06 15:59:49.20918+00 View Log
9/18b-A2X 1617.116455078125 2219.248779296875 2 0 2026-08-06 15:59:49.457219+00 View Log
9/18b-A2Y 1741.1700439453125 2282.9521484375 7 0 2026-08-06 15:59:49.683449+00 View Log
9/18b-A2Z 1671.98046875 2321.66162109375 7 0 2026-08-06 15:59:50.379208+00 View Log

Source LAS Manifest (Best Curve per Type)

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9/18b-A2
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 827.0748000000001 2042.16 6184
bulk_density LRHO Energective CorrectedLOGS 836.3712 2021.7384000000002 6335
caliper CALI OGA Batch Unzipped 1516.38 2063.496 3591
deep_resistivity RES_DEP OGA Batch Unzipped 830.2752 2068.9824000000003 8129
density_correction DENC OGA Batch Unzipped 1777.4412 2042.16 1738
density_correction LDRH Energective CorrectedLOGS 820.8264 2022.1956 6440
gamma_ray GR OGA Batch Unzipped 827.0748000000001 2065.6296 8128
gamma_ray GRLW Energective CorrectedLOGS 827.0748000000001 2065.6296 8128
neutron_por LTNP Energective CorrectedLOGS 811.3776 2035.3020000000001 6368
neutron_por NEU OGA Batch Unzipped 827.0748000000001 2039.874 6153
pef LPEF Energective CorrectedLOGS 1767.8400000000001 2042.3124 1802
pef PEF OGA Batch Unzipped 1767.8400000000001 2063.496 1941
tvdss SS Energective CorrectedLOGS 811.3776 2068.9824000000003 8253
9/18b-A2W
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
caliper CALI OGA Batch Unzipped 1655.3688000000002 2229.3072 3736
deep_resistivity RES_DEP OGA Batch Unzipped 1655.3688000000002 2223.516 3598
gamma_ray GRLW Energective CorrectedLOGS 1655.064 2225.4972000000002 3618
gamma_ray GR OGA Batch Unzipped 1655.064 2225.4972000000002 3618
tvdss SS Energective CorrectedLOGS 1655.064 2225.6496 3745
9/18b-A2X
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bit_size BS OGA Batch Unzipped 1691.64 2218.7916 3460
deep_resistivity RES_DEP OGA Batch Unzipped 1617.1164 2218.7916 3753
gamma_ray GR OGA Batch Unzipped 1617.4212 2219.0964 3949
gamma_ray GRLW Energective CorrectedLOGS 1617.5736000000002 2219.2488000000003 3949
tvdss SS Energective CorrectedLOGS 1616.6592 2219.5536 3957
9/18b-A2Y
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 1798.3200000000002 2257.5012 3014
bulk_density LRHO Energective CorrectedLOGS 1798.3200000000002 2257.5012 3014
caliper CLD Energective CorrectedLOGS 1797.8628 2258.4156000000003 3023
caliper CALI OGA Batch Unzipped 1747.1136000000001 2282.6472000000003 3515
deep_resistivity RES_DEP OGA Batch Unzipped 1747.1136000000001 2282.4948 3514
density_correction LDRH Energective CorrectedLOGS 1798.3200000000002 2257.5012 3014
density_correction DENC OGA Batch Unzipped 1798.3200000000002 2257.5012 3014
gamma_ray GRLW Energective CorrectedLOGS 1741.17 2282.952 3556
gamma_ray GR OGA Batch Unzipped 1741.17 2282.952 3556
neutron_por NEU OGA Batch Unzipped 1798.3200000000002 2256.4344 3007
neutron_por LTNP Energective CorrectedLOGS 1798.3200000000002 2256.4344 2717
pef LPEF Energective CorrectedLOGS 1798.3200000000002 2257.5012 3014
pef PEF OGA Batch Unzipped 1798.3200000000002 2257.5012 3014
tvdss SS Energective CorrectedLOGS 1740.7128 2283.2568 3561
9/18b-A2Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 1955.9016000000001 2036.064 499
bulk_density DEN OGA Batch Unzipped 1955.9016000000001 2036.064 499
caliper CALI OGA Batch Unzipped 1676.4 2318.3088000000002 4052
deep_resistivity ILD Energective CorrectedLOGS 1675.1808 2321.6616 4215
deep_resistivity RES_DEP OGA Batch Unzipped 1675.1808 2321.6616 4215
density_correction CDRH Energective CorrectedLOGS 1955.9016000000001 2036.064 499
density_correction DENC OGA Batch Unzipped 1955.9016000000001 2036.064 499
gamma_ray GR OGA Batch Unzipped 1671.9804000000001 2318.3088000000002 4193
gamma_ray GRI Energective CorrectedLOGS 1671.9804000000001 2318.3088000000002 4193
med_resistivity RES_MED OGA Batch Unzipped 1675.1808 2321.6616 4215
med_resistivity ILM Energective CorrectedLOGS 1675.1808 2321.6616 4215
neutron_por NEU OGA Batch Unzipped 1953.6156 2033.6256 498
neutron_por CNEU Energective CorrectedLOGS 1953.6156 2033.6256 498
tvdss SS Energective CorrectedLOGS 1671.828 2321.9664000000002 4267

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
9/18b-A2 127 2086.051 1712.080 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A2\WELL_PATH\WDD_QC\9_18b-A2_wdd_WDD_FILE_208920320_DATACO_MAPPED.csv
9/18b-A2W 136 2229.307 1562.976 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A2W\WELL_PATH\WDD_QC\9_18b-A2W_wdd_WDD_FILE_208920323_DATACO_MAPPED.csv
9/18b-A2X 133 2224.430 1564.093 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A2X\WELL_PATH\WDD_QC\9_18b-A2X_wdd_WDD_FILE_208920326_DATACO_MAPPED.csv
9/18b-A2Y 135 2287.524 1562.950 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A2Y\WELL_PATH\WDD_QC\9_18b-A2Y_wdd_WDD_FILE_208920329_DATACO_MAPPED.csv
9/18b-A2Z 142 2356.409 1567.746 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18b-A2Z\WELL_PATH\WDD_QC\9_18b-A2Z_wdd_WDD_FILE_208920332_DATACO_MAPPED.csv

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