42/30- 3

Decommissioned

Well Header

Well No
42/30- 3
NSTA DEN No
2130
Well Name
--
Drill Seq No
3
Quadrant / Block
42 / 30
Surface Location
54.077195, 0.820332
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
PERENCO UK LIMITED
Original Operator
--
Sub Area Operator
PERENCO UK LIMITED
Licence No
P1
Licence Type
Production
Spud Date
1983-05-02
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

42/30- 3 Original
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Gas Well
Dev Type
--
Convention
--
Primary Target
D
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
26.210
Ground Elev (m)
--
Water Depth (m)
48.77
TD MD (m)
3069.030
TD TVDSS (m)
0.000
TD Datum Depth (m)
26.182
TD Datum Type
Kelly Bushing
Spud Date
1983-05-02
TD Reached
1983-07-20
Completion Date
1983-07-21
Release Date
1987-07-21
42/30- 3Z Sidetrack Z parent: 42/30- 3
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Gas Well
Dev Type
--
Convention
--
Primary Target
D
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
26.210
Ground Elev (m)
--
Water Depth (m)
48.77
TD MD (m)
3251.850
TD TVDSS (m)
3085.186
TD Datum Depth (m)
26.182
TD Datum Type
Kelly Bushing
Spud Date
1983-07-20
TD Reached
1983-08-21
Completion Date
1983-08-22
Release Date
1987-08-22

Formation Tops (67)

Wellbore Formation Era MD (m) TVDSS (m) Provider
42/30- 3 Unknown 75.000 48.790 BGS LithoStrat Upper
Chalk Mesozoic 97.000 70.790 BGS LithoStrat Upper
Chalk Mesozoic 97.000 70.790 BGS LithoStrat Upper
Cromer Knoll Mesozoic 157.000 130.790 BGS LithoStrat Upper
Cromer Knoll Mesozoic 165.000 138.790 BGS LithoStrat Upper
Kimmeridge Clay 282.000 255.790 BGS LithoStrat Upper
Corallian Palaeozoic 339.000 312.790 BGS LithoStrat Upper
Oxford Clay 432.000 405.790 BGS LithoStrat Upper
West Sole Mesozoic 474.000 447.790 BGS LithoStrat Upper
Lias Mesozoic 585.000 558.790 BGS LithoStrat Upper
Winterton 1110.000 1083.790 BGS LithoStrat Upper
Haisborough Mesozoic 1110.000 1083.790 BGS LithoStrat Upper
Rhaetic Sandstone Member Mesozoic 1123.000 1096.790 BGS LithoStrat Upper
Winterton 1125.000 1098.790 BGS LithoStrat Upper
Triton Anhydrite Mesozoic 1129.000 1102.790 BGS LithoStrat Upper
Keuper Anhydrite Member Mesozoic 1150.000 1123.790 BGS LithoStrat Upper
Triton Anhydrite Mesozoic 1177.000 1150.790 BGS LithoStrat Upper
Dudgeon Saliferous 1235.000 1208.790 BGS LithoStrat Upper
Dowsing Dolomite 1333.000 1306.790 BGS LithoStrat Upper
Muschelkalk Halite Member Mesozoic 1390.000 1363.790 BGS LithoStrat Upper
Dowsing Dolomite 1447.000 1420.790 BGS LithoStrat Upper
Rot Halite Member 1571.000 1544.790 BGS LithoStrat Upper
Dowsing Dolomite 1677.000 1650.790 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1688.000 1661.790 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1688.000 1661.790 BGS LithoStrat Upper
Bunter Shale Mesozoic 2011.000 1984.790 BGS LithoStrat Upper
Rogenstein Member Mesozoic 2011.000 1984.790 BGS LithoStrat Upper
Bunter Shale Mesozoic 2190.000 2163.790 BGS LithoStrat Upper
Brockelschiefer Member 2372.000 2345.790 BGS LithoStrat Upper
Zechstein Palaeozoic 2395.000 2368.790 BGS LithoStrat Upper
Aller Evaporite Palaeozoic 2396.000 2369.790 BGS LithoStrat Upper
Pegmatitanhydrit Palaeozoic 2461.000 2434.790 BGS LithoStrat Upper
Leine Evaporite Palaeozoic 2469.000 2442.790 BGS LithoStrat Upper
Stassfurt Halite Palaeozoic 2653.000 2626.790 BGS LithoStrat Upper
Basalanhydrit Palaeozoic 2728.000 2701.790 BGS LithoStrat Upper
Hauptdolomit Palaeozoic 2737.000 2710.790 BGS LithoStrat Upper
Werraanhydrit Palaeozoic 2763.000 2736.790 BGS LithoStrat Upper
Zechsteinkalk Palaeozoic 2785.000 2758.790 BGS LithoStrat Upper
Kupferschiefer Palaeozoic 2788.000 2761.790 BGS LithoStrat Upper
Rotliegendes 2788.000 2761.790 BGS LithoStrat Upper
Upper Leman Sandstone Member 2788.000 2761.790 BGS LithoStrat Upper
Silverpit 2790.000 2763.790 BGS LithoStrat Upper
Lower Leman Sandstone Member 2906.000 2879.790 BGS LithoStrat Upper
Coal Measures 2998.000 2971.790 BGS LithoStrat Upper
42/30- 3Z Rogenstein Member Mesozoic 2023.000 1996.523 BGS LithoStrat Upper
Bunter Shale Mesozoic 2195.000 2163.553 BGS LithoStrat Upper
Brockelschiefer Member 2384.000 2336.733 BGS LithoStrat Upper
Aller Evaporite Palaeozoic 2409.000 2358.409 BGS LithoStrat Upper
Pegmatitanhydrit Palaeozoic 2435.000 2380.376 BGS LithoStrat Upper
Roter Salzton Palaeozoic 2436.000 2381.215 BGS LithoStrat Upper
Leine Evaporite Palaeozoic 2441.000 2385.385 BGS LithoStrat Upper
Hauptanhydrit Palaeozoic 2679.000 2578.893 BGS LithoStrat Upper
Plattendolomit Palaeozoic 2685.000 2583.734 BGS LithoStrat Upper
Leine Evaporite Palaeozoic 2702.000 2597.465 BGS LithoStrat Upper
Hauptanhydrit Palaeozoic 2717.000 2609.592 BGS LithoStrat Upper
Plattendolomit Palaeozoic 2722.000 2613.635 BGS LithoStrat Upper
Grauer Salzton Palaeozoic 2743.000 2630.588 BGS LithoStrat Upper
Stassfurt Halite Palaeozoic 2746.000 2632.999 BGS LithoStrat Upper
Basalanhydrit Palaeozoic 2895.000 2758.901 BGS LithoStrat Upper
Hauptdolomit Palaeozoic 2908.000 2770.247 BGS LithoStrat Upper
Werraanhydrit Palaeozoic 2940.000 2798.238 BGS LithoStrat Upper
Zechsteinkalk Palaeozoic 2966.000 2821.019 BGS LithoStrat Upper
Kupferschiefer Palaeozoic 2974.000 2828.047 BGS LithoStrat Upper
Upper Leman Sandstone Member 2975.000 2828.928 BGS LithoStrat Upper
Silverpit 2981.000 2834.213 BGS LithoStrat Upper
Lower Leman Sandstone Member 3117.000 2955.300 BGS LithoStrat Upper
Coal Measures 3234.000 3061.402 BGS LithoStrat Upper

Lithology Intervals

42/30- 3 Curve: SANDCOUNT 111 intervals  ·  MD 713.689 – 3046.781 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/LR_SNS/San...
Sand (53)
Limestone (27)
Anhydrite (17)
Halite (12)
Coal (2)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
42/30- 3 9 8 0 38 44 1 2 1 1 View
42/30- 3Z 4 6 0 23 23 1 0 1 0 View

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
42/30- 3 Gas shows GS Silverpit Formation 2789.63628 -- 117 m thick
42/30- 3 Gas G Leman Sandstone Formation 2906.1430320000004 -- 92 m thick
42/30- 3 DST DST 1 -- 2920.9 2998.0 Label / Rotliegend
42/30- 3Z Gas G Leman Sandstone Formation 3116.552568 -- 117 m thick

Rock Samples (23)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
42/30- 3 Cuttings 629.99 3068.97 -- -- refer to 38552 for ST1 .
42/30- 3 Core #1 2874.97 2884.57 -- -- .
42/30- 3 Core #2 2915.96 2920.78 φ 3.6% (n=19) · Kh 0.3 mD (n=17) · Kv 0.2 mD (n=5) · Density 2.68 (n=19) · REDWOOD -- .
42/30- 3 ↳ Plug BGK1 2916.03 -- φ 2.4% · Kv 0.0 mD · Density 2.68 · REDWOOD -- --
42/30- 3 ↳ Plug 2 2916.25 -- φ 4.4% · Kh 0.8 mD · Density 2.67 · REDWOOD -- --
42/30- 3 ↳ Plug 3 2916.5 -- φ 4.4% · Kh 0.4 mD · Density 2.66 · REDWOOD -- --
42/30- 3 ↳ Plug 4 2916.75 -- φ 1.5% · Kh 0.0 mD · Density 2.68 · REDWOOD -- --
42/30- 3 ↳ Plug 5 2917.0 -- φ 1.4% · Kv 0.0 mD · Density 2.69 · REDWOOD -- --
42/30- 3 ↳ Plug 6 2917.25 -- φ 4.3% · Kh 0.1 mD · Density 2.66 · REDWOOD -- --
42/30- 3 ↳ Plug 7 2917.5 -- φ 3.1% · Kh 0.1 mD · Density 2.67 · REDWOOD -- --
42/30- 3 ↳ Plug 8 2917.71 -- φ 5.2% · Kh 0.6 mD · Density 2.66 · REDWOOD -- --
42/30- 3 ↳ Plug 9 2918.0 -- φ 4.3% · Kh 0.2 mD · Kv 0.1 mD · Density 2.66 · REDWOOD -- --
42/30- 3 ↳ Plug 10 2918.25 -- φ 3.9% · Kh 0.1 mD · Density 2.67 · REDWOOD -- --
42/30- 3 ↳ Plug 12 2918.75 -- φ 3.1% · Kh 0.1 mD · Density 2.67 · REDWOOD -- --
42/30- 3 ↳ Plug 13 2919.0 -- φ 3.9% · Kh 1.4 mD · Kv 0.3 mD · Density 2.69 · REDWOOD -- --
42/30- 3 ↳ Plug 14 2919.25 -- φ 4.9% · Kh 0.4 mD · Density 2.69 · REDWOOD -- --
42/30- 3 ↳ Plug 15 2919.5 -- φ 4.6% · Kh 0.3 mD · Density 2.68 · REDWOOD -- --
42/30- 3 ↳ Plug 16 2919.7 -- φ 5.2% · Kh 0.5 mD · Density 2.70 · REDWOOD -- --
42/30- 3 ↳ Plug 17 2920.0 -- φ 5.7% · Kh 0.5 mD · Kv 0.5 mD · Density 2.69 · REDWOOD -- --
42/30- 3 ↳ Plug 18 2920.25 -- φ 1.2% · Kh 0.0 mD · Density 2.69 · REDWOOD -- --
42/30- 3 ↳ Plug 19 2920.5 -- φ 3.5% · Kh 0.1 mD · Density 2.70 · REDWOOD -- --
42/30- 3 ↳ Plug 20 2920.75 -- φ 2.1% · Kh 0.1 mD · Density 2.71 · REDWOOD -- --
42/30- 3Z Cuttings 2029.97 3259.96 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
42/30- 3 618.9804077148438 3070.029541015625 10 0 2026-08-06 14:07:52.137782+00 View Log
42/30- 3Z 2019.452392578125 3275.380859375 10 0 2026-08-06 14:07:56.738013+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
42/30- 3
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 2794.4904 3068.8104 1801
caliper CALS CGG Digital Well Logs 619.2852 3070.0296 15918
caliper CAL CGG Digital Well Logs 2794.4904 3069.2676 1804
comp_sonic DT CGG Digital Well Logs 619.2852 3058.2948 15915
deep_resistivity LLD CGG Digital Well Logs 2795.2524 3069.42 1800
deep_resistivity ILD CGG Digital Well Logs 620.5044 3070.0296 16041
density_correction DRHO CGG Digital Well Logs 2795.1 3068.5056 1795
gamma_ray GRD CGG Digital Well Logs 2761.1148 3067.896 2009
micro_resistivity MSFL CGG Digital Well Logs 2796.4716 3070.0296 1796
neutron_por NPHI CGG Digital Well Logs 2794.7952 3069.7248 1805
shallow_resistivity SFLU CGG Digital Well Logs 618.9804 3068.5056 16046
shallow_resistivity LLS CGG Digital Well Logs 2796.3192 3065.7624 1769
sp SP CGG Digital Well Logs 619.2852 3069.1152 16070
sp SPL CGG Digital Well Logs 2795.1 3062.4096 1751
42/30- 3Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 2980.944 3261.8172 1844
caliper CAL CGG Digital Well Logs 2978.3532 3260.7504 1854
caliper CALS CGG Digital Well Logs 2019.4524 3262.7316 8159
comp_sonic DT CGG Digital Well Logs 2021.1288 3249.3204 8008
deep_resistivity ILD CGG Digital Well Logs 2022.0432 3259.3788 8120
deep_resistivity LLD CGG Digital Well Logs 2982.0108 3255.7212 1797
density_correction DRHO CGG Digital Well Logs 2981.0964 3275.3808 1839
gamma_ray GRD CGG Digital Well Logs 2946.9588 3275.3808 2022
micro_resistivity MSFL CGG Digital Well Logs 2982.1632 3250.5396 1762
neutron_por NPHI CGG Digital Well Logs 2980.4868 3275.3808 1819
shallow_resistivity LLS CGG Digital Well Logs 2982.1632 3256.788 1803
shallow_resistivity SFLU CGG Digital Well Logs 2021.4336 3259.2264 8123
sp SP CGG Digital Well Logs 2020.9764 3268.98 8190
sp SPL CGG Digital Well Logs 2983.8396 3239.8716 1681

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
42/30- 3 0 -- -- --
42/30- 3Z 212 3259.990 3085.197 D:\BigSpatial\nsta_raw\CGG_Deviation\42-30-3Z 7167u-CGG-Deviation.xlsx

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