9/03- 4

Decommissioned

Well Header

Well No
9/03- 4
NSTA DEN No
2965
Well Name
--
Drill Seq No
4
Quadrant / Block
9 / 3
Surface Location
59.899864, 1.508962
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
CHRYSAOR PRODUCTION (U.K.) LIMITED
Original Operator
--
Sub Area Operator
CHRYSAOR PRODUCTION (U.K.) LIMITED
Licence No
P334
Licence Type
Production
Spud Date
1986-06-08
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

9/03- 4 Original
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Show
Dev Type
--
Convention
--
Primary Target
D
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.298
Ground Elev (m)
--
Water Depth (m)
113.08
TD MD (m)
1524.000
TD TVDSS (m)
1497.940
TD Datum Depth (m)
25.298
TD Datum Type
Kelly Bushing
Spud Date
1986-06-08
TD Reached
1986-06-16
Completion Date
1986-06-19
Release Date
1990-06-19

Formation Tops (5)

Wellbore Formation Era MD (m) TVDSS (m) Provider
9/03- 4 Upper Mousa Cenozoic 796.000 770.603 Ternan
Upper Dornoch Sst 1136.000 1110.433 Ternan
Lower Dornoch Sst 1270.000 1244.285 Ternan
Shetland Mesozoic 1457.000 1431.044 Ternan
Old Red Sandstone 1462.000 1436.038 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
9/03- 4 0 0 0 13 5 0 0 1 0 View

Hydrocarbon Occurrence (2)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
9/03- 4 Mixed shows OGS PALU 1135.9896 -- 146 m thick
9/03- 4 Gas shows GS * 1459.3824 -- 2 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
9/03- 4 Cuttings 457.2 1524.0 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
9/03- 4 132.58799743652344 1531.7552490234375 12 0 2026-08-06 14:47:45.118273+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
9/03- 4
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
apparent_water_resistivity RWA Energective CorrectedLOGS 443.78499 1261.7057925600002 1178
bulk_density DENS UKCS JDWL 30th Round 1087.2216 1523.0856 2861
bulk_density LDL Energective CorrectedLOGS 1087.51472616 1526.72616168 2883
bulk_density RHOB OGA Batch Unzipped 1087.5264 1527.81 2890
cable_tension TNS Energective CorrectedLOGS 132.588 1526.26896168 9146
cable_tension TENS OGA Batch Unzipped 132.4356 1531.9248 9184
caliper CLD Energective CorrectedLOGS 1087.51472616 1526.42136168 2881
caliper CALI UKCS JDWL 30th Round 1085.088 1523.0856 2875
comp_sonic DT OGA Batch Unzipped 443.7888 1531.9248 7141
comp_sonic DTC Energective CorrectedLOGS 449.27132904 1531.7553007200002 7104
deep_resistivity RDEP UKCS JDWL 30th Round 444.09360000000004 1523.0856 7078
deep_resistivity ILD Energective CorrectedLOGS 443.78499 1523.06859216 7083
density_correction DRHO OGA Batch Unzipped 1087.5264 1527.81 2890
density_correction DRH Energective CorrectedLOGS 1090.71509568 1526.72616168 2860
density_correction DENC UKCS JDWL 30th Round 1087.2216 1523.0856 2861
gamma_ray GRI Energective CorrectedLOGS 132.588 1517.4298836 9088
gamma_ray GR UKCS JDWL 30th Round 138.3792 1522.476 9082
med_resistivity ILM Energective CorrectedLOGS 443.78499 1524.59259216 7093
med_resistivity RMED UKCS JDWL 30th Round 444.09360000000004 1523.0856 7078
neutron_por NEUT UKCS JDWL 30th Round 1087.2216 1520.952 2847
neutron_por CNLC Energective CorrectedLOGS 1091.1722956800002 1517.5822836 2799
neutron_por NPHI OGA Batch Unzipped 1087.5264 1527.81 2890
pef PEF Energective CorrectedLOGS 1160.97064224 1525.81176168 2395
porosity POR Energective CorrectedLOGS 443.78499 1517.2774835999999 5747
tvdss SS Energective CorrectedLOGS 132.2832 1531.90770072 9185
vshale VSGR Energective CorrectedLOGS 132.588 1517.4298836 9088
vshale VSH Energective CorrectedLOGS 132.588 1517.4298836 9088
water_sat SW Energective CorrectedLOGS 443.78499 1517.2774835999999 5747
water_sat_xo SXO Energective CorrectedLOGS 443.78499 1517.2774835999999 5747

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
9/03- 4 42 1524.000 1497.941 G:\NSTA_BigFiles\NSTA_Packages\UKCS_JDWL_30thRound\NNS\OGA_Additional_Deviation_NNS.xlsx
9/03- 4 42 1524.000 1497.953 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_9\9_03- 4\WELL_PATH\WDD_QC\9_03-_4_wdd_WDD_FILE_895098_DATACO_MAPPED.csv

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