9/18a- 27

Decommissioned

Well Header

Well No
9/18a- 27
NSTA DEN No
5921
Well Name
--
Drill Seq No
27
Quadrant / Block
9 / 18 a
Surface Location
59.381639, 1.568142
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
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
P103
Licence Type
Production
Spud Date
1996-08-30
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

9/18a- 27 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
J
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
22.860
Ground Elev (m)
--
Water Depth (m)
112.78
TD MD (m)
3063.850
TD TVDSS (m)
2839.212
TD Datum Depth (m)
22.860
TD Datum Type
Kelly Bushing
Spud Date
1996-08-30
TD Reached
1996-10-05
Completion Date
1996-10-05
Release Date
2000-10-05

Formation Tops (7)

Wellbore Formation Era MD (m) TVDSS (m) Provider
9/18a- 27 Upper Mousa Cenozoic 936.000 913.055 Ternan
Hermod Sst 1929.000 1829.670 Ternan
Shetland Mesozoic 2549.000 2379.988 Ternan
Maureen Sst Mesozoic 2582.000 2409.362 Ternan
Pentland Mesozoic 2797.000 2604.410 Ternan
Hugin 2868.000 2672.076 Ternan
Pentland Mesozoic 2897.000 2699.914 Ternan

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
9/18a- 27 0 0 0 23 7 0 1 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (16)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
9/18a- 27 Cuttings 893.06 3032.76 -- -- --
9/18a- 27 Core #1 2821.84 2830.07 φ 18.2% (n=14) · Kh 460.8 mD (n=14) · Density 2.65 (n=14) · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, F, MOD-V ARG (PATCHY), MOD IND, SL CARB FRAGS, SL OPEN FRACS, DISSEM PYR.; SST, F, MOD-V ARG, MOD IND, TR CARB FRAGS.; SST, F, SL ARG (PATCHY), MOD IND, TR FINE LAMS, TR PYR.; SST, F, SL ARG, MOD IND, TR PYR.; SST, F-MED, SL ARG, MOD IND, SL LAMS, TR PYR.; SST, MED W/ OCC F GRNS, TR ARG, P-MOD IND, TR PYR.; SST, MED, P-MOD IND, TR PYR, OCC OPS.; SST, MED, P-MOD IND, TR PYR.; SST, SST, F, SL ARG, MOD IND, TR PYR W/ OCC MED GRNS.; SST, SST, MED W/ OCC F GRNS, TR ARG, P-MOD IND, TR PYR.; SST, SST, SST, F, SL ARG, MOD IND, TR PYR W/ OCC MED GRNS.; SST, VF-F, V ARG, MOD IND, TR CARB FRAGS, SL PYR.; SST, VF-MED W/ OCC CRS GRNS, V ARG, MOD IND, CARB FRAGS. --
9/18a- 27 ↳ Plug 01 2822.143 -- φ 15.5% · Kh 1.4 mD · Density 2.64 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, F, MOD-V ARG, MOD IND, TR CARB FRAGS. --
9/18a- 27 ↳ Plug 02 2823.103 -- φ 14.5% · Kh 16.6 mD · Density 2.69 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, F, MOD-V ARG (PATCHY), MOD IND, SL CARB FRAGS, SL OPEN FRACS, DISSEM PYR. --
9/18a- 27 ↳ Plug 03 2823.362 -- φ 17.4% · Kh 2340.0 mD · Density 2.67 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, MED, P-MOD IND, TR PYR, OCC OPS. --
9/18a- 27 ↳ Plug 04 2823.713 -- φ 18.1% · Kh 1480.0 mD · Density 2.65 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, MED, P-MOD IND, TR PYR. --
9/18a- 27 ↳ Plug 05 2824.018 -- φ 21.1% · Kh 754.0 mD · Density 2.65 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, MED W/ OCC F GRNS, TR ARG, P-MOD IND, TR PYR. --
9/18a- 27 ↳ Plug 06 2824.338 -- φ 18.7% · Kh 1010.0 mD · Density 2.64 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, SST, MED W/ OCC F GRNS, TR ARG, P-MOD IND, TR PYR. --
9/18a- 27 ↳ Plug 07 2824.612 -- φ 22.5% · Kh 99.2 mD · Density 2.66 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, F, SL ARG, MOD IND, TR PYR. --
9/18a- 27 ↳ Plug 08 2825.039 -- φ 18.7% · Kh 63.1 mD · Density 2.66 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, SST, F, SL ARG, MOD IND, TR PYR W/ OCC MED GRNS. --
9/18a- 27 ↳ Plug 09 2825.267 -- φ 21.7% · Kh 330.0 mD · Density 2.65 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, SST, SST, F, SL ARG, MOD IND, TR PYR W/ OCC MED GRNS. --
9/18a- 27 ↳ Plug 10 2825.526 -- φ 22.4% · Kh 39.2 mD · Density 2.66 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, F-MED, SL ARG, MOD IND, SL LAMS, TR PYR. --
9/18a- 27 ↳ Plug 11 2825.786 -- φ 23.1% · Kh 77.0 mD · Density 2.66 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, F, SL ARG (PATCHY), MOD IND, TR FINE LAMS, TR PYR. --
9/18a- 27 ↳ Plug 12 2826.715 -- φ 20.4% · Kh 239.0 mD · Density 2.64 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, F, SL ARG, MOD IND, TR PYR. --
9/18a- 27 ↳ Plug 13 2827.63 -- φ 9.6% · Kh 0.1 mD · Density 2.65 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF-F, V ARG, MOD IND, TR CARB FRAGS, SL PYR. --
9/18a- 27 ↳ Plug 14 2827.889 -- φ 10.5% · Kh 1.1 mD · Density 2.63 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF-MED W/ OCC CRS GRNS, V ARG, MOD IND, CARB FRAGS. --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
9/18a- 27 883.9199829101562 3038.55126953125 11 0 2026-08-06 19:00:28.021916+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
9/18a- 27
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density ZDEN CGG Digital Well Logs 2378.202 3008.6808 4138
bulk_density CDEN Energective CorrectedLOGS 2336.5968000000003 3016.4532000000004 4461
bulk_density DEN OGA Batch Unzipped 2383.8408 3016.1484 4148
caliper CALI OGA Batch Unzipped 2335.0728 3014.9292 4460
caliper CALX CGG Digital Well Logs 2378.202 3005.9376 4120
caliper CLD Energective CorrectedLOGS 2335.0728 3006.09 4361
comp_sonic DT CGG Digital Well Logs 2378.202 2998.1652000000004 4069
comp_sonic DTC Energective CorrectedLOGS 2364.9432 2998.3176000000003 4156
deep_resistivity RES_DEP OGA Batch Unzipped 884.9868 3032.76 14092
deep_resistivity LLD Energective CorrectedLOGS 2379.1164000000003 3025.2924000000003 4240
deep_resistivity RD CGG Digital Well Logs 2378.202 3026.3592000000003 4252
density_correction CDRH Energective CorrectedLOGS 2378.3544 3015.0816 4178
density_correction ZCOR CGG Digital Well Logs 2378.202 3005.6328000000003 4116
gamma_ray GRLW Energective CorrectedLOGS 883.9200000000001 3037.0272 13860
gamma_ray GR CGG Digital Well Logs 93.8784 3036.7224 19306
gamma_ray GRI Energective CorrectedLOGS 93.726 3007.7664 10086
med_resistivity RES_MED OGA Batch Unzipped 884.9868 3038.5512000000003 14085
micro_resistivity MLL Energective CorrectedLOGS 2378.964 3032.76 4289
micro_resistivity RMLL CGG Digital Well Logs 2378.202 3032.4552000000003 4292
micro_resistivity RES_MIC OGA Batch Unzipped 2361.2856 3040.9896000000003 4459
neutron_por NEU OGA Batch Unzipped 2383.8408 3010.8144 4113
neutron_por CNC CGG Digital Well Logs 2378.202 3003.1944000000003 4100
neutron_por CNEU Energective CorrectedLOGS 2361.438 3009.7476 4250
pef PE CGG Digital Well Logs 2378.202 3008.6808 4136
pef CPEF Energective CorrectedLOGS 2336.5968000000003 3016.4532000000004 4461
shallow_resistivity RS CGG Digital Well Logs 2378.202 3026.3592000000003 4252
shallow_resistivity LLS Energective CorrectedLOGS 2379.1164000000003 3024.5304 4235
tvdss SS Energective CorrectedLOGS 93.5736 3038.856 19327

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
9/18a- 27 106 3040.990 2839.338 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_18a- 27\WELL_PATH\WDD_QC\9_18a-_27_wdd_WDD_FILE_245934804_DATACO_MAPPED.csv

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