42/25- 1

Decommissioned

Well Header

Well No
42/25- 1
NSTA DEN No
4199
Well Name
--
Drill Seq No
1
Quadrant / Block
42 / 25
Surface Location
54.228321, 0.978098
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
BRITOIL LIMITED
Original Operator
--
Sub Area Operator
BRITOIL LIMITED
Licence No
P678
Licence Type
Production
Spud Date
1990-09-18
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

42/25- 1 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
33.100
Ground Elev (m)
--
Water Depth (m)
61.87
TD MD (m)
1194.690
TD TVDSS (m)
1159.185
TD Datum Depth (m)
33.071
TD Datum Type
Kelly Bushing
Spud Date
1990-09-18
TD Reached
1990-10-02
Completion Date
1990-10-05
Release Date
1994-10-05

Formation Tops (10)

Wellbore Formation Era MD (m) TVDSS (m) Provider
42/25- 1 Unknown 65.000 31.900 BGS LithoStrat Upper
Lias Mesozoic 166.000 132.888 BGS LithoStrat Upper
Winterton 517.000 483.833 BGS LithoStrat Upper
Triton Anhydrite Mesozoic 545.000 511.830 BGS LithoStrat Upper
Dudgeon Saliferous 667.000 633.808 BGS LithoStrat Upper
Dowsing Dolomite 765.000 731.774 BGS LithoStrat Upper
Muschelkalk Halite Member Mesozoic 813.000 779.752 BGS LithoStrat Upper
Rot Halite Member 999.000 965.646 BGS LithoStrat Upper
Rot Clay Member 1102.000 1068.557 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1114.000 1080.546 BGS LithoStrat Upper

Lithology Intervals

42/25- 1 Curve: SANDCOUNT 36 intervals  ·  MD 603.809 – 1181.405 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/LR_SNS/San...
Limestone (14)
Anhydrite (8)
Halite (7)
Sand (6)
Coal (1)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
42/25- 1 2 1 0 10 10 1 2 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (111)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
42/25- 1 Cuttings 224.0 1195.0 -- -- .
42/25- 1 Core #1 1117.0 1121.48 φ 25.9% (n=16) · Kh 2288.0 mD (n=12) · Kv 476.5 mD (n=2) · So 0.9% (n=5) · Sw 87.1% (n=5) · Density 2.62 (n=16) · COREX SERVICES LTD PRESERVED SAMPLE; RUBBLE .
42/25- 1 ↳ Plug EDA 1 1117.03 -- φ 24.4% · So 4.6% · Sw 79.4% · Density 2.63 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 2 1117.25 -- φ 23.0% · Kh 1120.0 mD · Density 2.62 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 3 1117.63 -- φ 24.7% · Kh 460.0 mD · Density 2.62 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 4 1117.75 -- φ 23.6% · Kh 361.0 mD · Density 2.61 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #1 1117.81 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #1 1117.96 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDA 5 1118.0 -- φ 28.7% · So 0.0% · Sw 85.1% · Density 2.61 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 6 1118.25 -- φ 26.1% · Density 2.57 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 7 1118.5 -- φ 24.6% · Kh 2350.0 mD · Density 2.60 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 8 1118.75 -- φ 23.7% · Kh 2460.0 mD · Kv 575.0 mD · Density 2.64 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #1 1118.85 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #1 1119.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDA 9 1119.03 -- φ 26.7% · Kh 532.0 mD · So 0.0% · Sw 92.4% · Density 2.64 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 10 1119.25 -- φ 26.4% · Kh 2360.0 mD · Density 2.62 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 11 1119.5 -- φ 26.2% · Kh 8510.0 mD · Density 2.61 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 12 1119.65 -- φ 28.3% · Kh 7860.0 mD · Density 2.62 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 13 1120.0 -- φ 28.9% · Kh 545.0 mD · Kv 378.0 mD · So 0.0% · Sw 91.4% · Density 2.64 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDA 14 1120.18 -- φ 20.2% · Kh 191.0 mD · Density 2.68 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #1 1120.2 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #1 1120.35 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDA 15 1120.5 -- φ 29.9% · Kh 707.0 mD · Density 2.63 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #1 1120.6 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDA 16 1120.75 -- COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #1 1120.75 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDA 17 1121.0 -- φ 28.9% · So 0.0% · Sw 87.1% · Density 2.62 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #1 1121.03 -- COREX SERVICES LTD RUBBLE --
42/25- 1 ↳ Core Plug #1 1121.48 -- COREX SERVICES LTD RUBBLE --
42/25- 1 Core #2 1132.48 1146.99 φ 20.9% (n=57) · Kh 1304.3 mD (n=44) · Kv 703.3 mD (n=12) · So 14.8% (n=14) · Sw 62.8% (n=14) · Density 2.66 (n=57) · FSP 19.7 (n=14) · COREX SERVICES LTD PRESERVED SAMPLE .
42/25- 1 ↳ Plug EDB 1 1132.52 -- φ 26.5% · Density 2.64 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 2 1132.75 -- φ 27.1% · Density 2.60 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1132.79 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #2 1132.94 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 3 1133.0 -- φ 23.5% · So 25.3% · Sw 52.5% · Density 2.65 · FSP 25.8 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 4 1133.25 -- φ 20.7% · Density 2.67 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 5 1133.5 -- φ 27.2% · Kh 15000.0 mD · Density 2.61 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 6 1133.75 -- φ 29.1% · Kh 13600.0 mD · Density 2.60 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1133.8 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #2 1133.95 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 7 1134.0 -- φ 26.3% · Kh 7930.0 mD · Kv 4500.0 mD · So 19.4% · Sw 62.8% · Density 2.60 · FSP 21.8 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 8 1134.25 -- φ 26.8% · Kh 3260.0 mD · Density 2.62 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 9 1134.5 -- φ 27.0% · Kh 921.0 mD · Density 2.63 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 10 1134.75 -- φ 11.1% · Density 2.69 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1134.85 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 11 1135.0 -- φ 24.5% · Kh 253.0 mD · So 12.0% · Sw 64.8% · Density 2.61 · FSP 22.0 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1135.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 12 1135.25 -- φ 22.1% · Density 2.51 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 14 1135.75 -- φ 26.6% · Density 2.61 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1135.85 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #2 1136.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 15 1136.06 -- φ 16.7% · Kv 6.5 mD · So 14.9% · Sw 61.9% · Density 2.69 · FSP 15.6 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 16 1136.25 -- φ 22.2% · Density 2.66 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 17 1136.5 -- φ 19.8% · Kh 270.0 mD · Density 2.66 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 18 1136.75 -- φ 21.9% · Kh 212.0 mD · Density 2.65 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 19 1137.05 -- φ 22.5% · Kh 578.0 mD · Kv 294.0 mD · So 14.3% · Sw 71.6% · Density 2.64 · FSP 18.2 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 20 1137.25 -- φ 18.9% · Density 2.65 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 21 1137.5 -- φ 19.8% · Kh 17.6 mD · Density 2.64 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 22 1137.75 -- φ 19.3% · Kh 81.2 mD · Density 2.64 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1137.85 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #2 1138.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 23 1138.11 -- φ 17.1% · Kv 1.0 mD · So 11.8% · Sw 70.8% · Density 2.66 · FSP 17.7 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 24 1138.25 -- φ 27.2% · Density 2.63 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 25 1138.5 -- φ 22.5% · Kh 185.0 mD · Density 2.64 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 26 1138.75 -- φ 23.3% · Kh 513.0 mD · Density 2.63 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1138.85 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #2 1139.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 27 1139.02 -- φ 24.2% · Kh 1390.0 mD · Kv 914.0 mD · So 9.8% · Sw 73.4% · Density 2.61 · FSP 21.7 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 28 1139.25 -- φ 13.2% · Kh 7.1 mD · Density 2.64 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 29 1139.52 -- φ 19.7% · Kh 634.0 mD · Density 2.65 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 30 1139.75 -- φ 20.1% · Density 2.71 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1139.85 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #2 1140.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 31 1140.02 -- φ 19.9% · Kh 393.0 mD · Kv 740.0 mD · So 10.4% · Sw 63.5% · Density 2.65 · FSP 21.9 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 32 1140.25 -- φ 19.5% · Kh 170.0 mD · Density 2.65 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 33 1140.5 -- φ 21.1% · Kh 98.1 mD · Density 2.66 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 34 1140.75 -- φ 19.9% · Kh 1030.0 mD · Density 2.66 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1140.85 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #2 1141.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 35 1141.02 -- φ 17.3% · Kh 101.0 mD · Kv 91.2 mD · So 33.7% · Sw 45.0% · Density 2.66 · FSP 21.8 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 36 1141.25 -- φ 12.5% · Kh 5.2 mD · Density 2.69 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 37 1141.5 -- φ 10.3% · Kh 0.3 mD · Density 2.71 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 38 1141.75 -- φ 18.4% · Kh 97.7 mD · Density 2.67 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1141.85 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #2 1142.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 39 1142.03 -- φ 19.1% · Kh 112.0 mD · Kv 0.1 mD · So 13.6% · Sw 46.4% · Density 2.66 · FSP 5.6 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 40 1142.25 -- φ 7.8% · Kh 0.1 mD · Density 2.70 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 41 1142.5 -- φ 14.5% · Kh 26.1 mD · Density 2.69 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 42 1142.75 -- φ 14.9% · Kh 37.0 mD · Density 2.69 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1142.85 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #2 1143.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 43 1143.08 -- φ 11.2% · Kh 0.3 mD · Kv 0.2 mD · So 0.0% · Sw 51.2% · Density 2.70 · FSP 8.0 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 44 1143.25 -- φ 12.4% · Kh 0.6 mD · Density 2.74 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 45 1143.5 -- φ 4.3% · Kh 0.0 mD · Density 2.76 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 46 1143.75 -- φ 21.9% · Kh 108.0 mD · Density 2.67 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1143.85 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Core Plug #2 1144.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 47 1144.07 -- φ 24.4% · Kh 236.0 mD · Kv 135.0 mD · So 13.0% · Sw 73.1% · Density 2.68 · FSP 25.3 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 48 1144.28 -- φ 23.5% · Kh 185.0 mD · Density 2.65 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 49 1144.5 -- φ 24.2% · Kh 222.0 mD · Density 2.65 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 50 1144.75 -- φ 7.7% · Kh 7.3 mD · Density 2.76 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1144.8 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 51 1145.0 -- φ 26.6% · Kh 1150.0 mD · Kv 408.0 mD · So 11.6% · Sw 76.3% · Density 2.65 · FSP 24.2 · COREX SERVICES LTD -- --
42/25- 1 ↳ Core Plug #2 1145.0 -- COREX SERVICES LTD PRESERVED SAMPLE --
42/25- 1 ↳ Plug EDB 52 1145.25 -- φ 25.4% · Kh 862.0 mD · Density 2.65 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 53 1145.5 -- φ 29.1% · Kh 1620.0 mD · Density 2.64 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 54 1145.75 -- φ 28.0% · Kh 1220.0 mD · Density 2.65 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 55 1146.02 -- φ 26.8% · Kh 1080.0 mD · Kv 1350.0 mD · So 17.3% · Sw 66.1% · Density 2.66 · FSP 26.5 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 56 1146.25 -- φ 26.0% · Kh 1100.0 mD · Density 2.66 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 57 1146.5 -- φ 25.9% · Kh 776.0 mD · Density 2.66 · COREX SERVICES LTD -- --
42/25- 1 ↳ Plug EDB 58 1146.75 -- φ 29.5% · Kh 1900.0 mD · Density 2.64 · COREX SERVICES LTD -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
42/25- 1 556.1076049804688 1192.530029296875 8 0 2026-08-06 14:05:38.378235+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
42/25- 1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 1055.0652 1191.6156 897
caliper CALI CGG Digital Well Logs 556.26 1192.53 4176
comp_sonic DT CGG Digital Well Logs 556.1076 1185.9768 4134
deep_resistivity ILD CGG Digital Well Logs 557.4792 1189.7868 4150
density_correction DRHO CGG Digital Well Logs 1054.7604 1191.4632 898
gamma_ray GRD CGG Digital Well Logs 1050.4932 1187.8056 902
med_resistivity ILM CGG Digital Well Logs 557.1744 1191.1584 4161
neutron_por NPHI CGG Digital Well Logs 1052.322 1185.5196 875

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
42/25- 1 147 1195.000 1161.469 D:\BigSpatial\nsta_raw\CGG_Deviation\42-25-1 11868ar-CGG-Deviation.xlsx

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