Well Data Manager / Well Summary / 50/21- 1

50/21- 1

Decommissioned

Well Header

Well No
50/21- 1
NSTA DEN No
2070
Well Name
--
Drill Seq No
1
Quadrant / Block
50 / 21
Surface Location
53.296092, 3.019595
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
NATIONAL GAS TRANSMISSION PLC
Original Operator
--
Sub Area Operator
NATIONAL GAS TRANSMISSION PLC
Licence No
P381
Licence Type
Production
Spud Date
1983-01-24
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

50/21- 1 Original
Abandoned Phase 3 View Log Interpreted Data Survey
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)
32.004
Ground Elev (m)
--
Water Depth (m)
31.09
TD MD (m)
2472.233
TD TVDSS (m)
2472.233
TD Datum Depth (m)
32.004
TD Datum Type
Kelly Bushing
Spud Date
1983-01-24
TD Reached
1983-02-25
Completion Date
1983-03-06
Release Date
1987-03-06

Formation Tops (29)

Wellbore Formation Era MD (m) TVDSS (m) Provider
50/21- 1 Unknown 63.000 30.996 BGS LithoStrat Upper
Unknown 372.000 339.996 BGS LithoStrat Upper
Chalk Mesozoic 763.000 730.991 BGS LithoStrat Upper
Chalk Mesozoic 763.000 730.991 BGS LithoStrat Upper
Red Chalk Mesozoic 1081.000 1048.947 BGS LithoStrat Upper
Speeton Clay 1115.000 1082.939 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1199.000 1166.924 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1199.000 1166.924 BGS LithoStrat Upper
Bunter Shale Mesozoic 1327.000 1294.896 BGS LithoStrat Upper
Bunter Shale Mesozoic 1327.000 1294.896 BGS LithoStrat Upper
Brockelschiefer Member 1661.000 1628.239 BGS LithoStrat Upper
Zechstein Palaeozoic 1680.000 1647.152 BGS LithoStrat Upper
Grenzanhydrit Palaeozoic 1680.000 1647.152 BGS LithoStrat Upper
Aller Evaporite Palaeozoic 1682.000 1649.143 BGS LithoStrat Upper
Pegmatitanhydrit Palaeozoic 1730.000 1696.986 BGS LithoStrat Upper
Roter Salzton Palaeozoic 1732.000 1698.983 BGS LithoStrat Upper
Leine Evaporite Palaeozoic 1744.000 1710.963 BGS LithoStrat Upper
Hauptanhydrit Palaeozoic 1903.000 1869.695 BGS LithoStrat Upper
Plattendolomit Palaeozoic 1910.000 1876.677 BGS LithoStrat Upper
Stassfurt Halite Palaeozoic 1939.000 1905.595 BGS LithoStrat Upper
Basalanhydrit Palaeozoic 2180.000 2146.001 BGS LithoStrat Upper
Hauptdolomit Palaeozoic 2182.000 2148.001 BGS LithoStrat Upper
Werraanhydrit Palaeozoic 2192.000 2157.999 BGS LithoStrat Upper
Zechsteinkalk Palaeozoic 2232.000 2197.993 BGS LithoStrat Upper
Kupferschiefer Palaeozoic 2238.000 2203.992 BGS LithoStrat Upper
Rotliegendes 2240.000 2205.992 BGS LithoStrat Upper
Rotliegendes 2240.000 2205.992 BGS LithoStrat Upper
Unknown 2327.000 2292.979 BGS LithoStrat Upper
Unknown 2451.000 2416.960 BGS LithoStrat Upper

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
50/21- 1 6 4 0 24 29 2 1 1 1 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
50/21- 1 DST DST 1 -- 2240.9 2245.5 Label / Rotliegend

Rock Samples (76)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
50/21- 1 Cuttings 377.95 2499.36 -- -- .
50/21- 1 Core #1 2239.06 2258.26 φ 14.6% (n=74) · Kh 37.1 mD (n=61) · Kv 28.8 mD (n=13) · Density 2.73 (n=74) · BRITISH GAS -- .
50/21- 1 ↳ Plug 1 2239.122 -- φ 13.8% · Kh 4.0 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 62 2239.244 -- φ 14.0% · Kv 4.1 mD · Density 2.71 · BRITISH GAS -- --
50/21- 1 ↳ Plug 2 2239.457 -- φ 14.3% · Kh 4.4 mD · Density 2.70 · BRITISH GAS -- --
50/21- 1 ↳ Plug 3 2239.762 -- φ 15.4% · Kh 9.4 mD · Density 2.70 · BRITISH GAS -- --
50/21- 1 ↳ Plug 4 2240.067 -- φ 15.6% · Kh 12.7 mD · Density 2.71 · BRITISH GAS -- --
50/21- 1 ↳ Plug 5 2240.341 -- φ 15.1% · Kh 7.5 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 6 2240.615 -- φ 15.9% · Kh 10.3 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 63 2240.676 -- φ 15.7% · Kv 11.2 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 7 2240.92 -- φ 15.4% · Kh 9.5 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 8 2241.225 -- φ 14.5% · Kh 12.4 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 9 2241.56 -- φ 16.1% · Kh 13.0 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 10 2241.895 -- φ 16.3% · Kh 12.3 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 11 2242.2 -- φ 16.1% · Kh 18.0 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 64 2242.261 -- φ 16.1% · Kv 14.4 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 12 2242.505 -- φ 16.2% · Kh 27.0 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 13 2242.81 -- φ 16.7% · Kh 22.9 mD · Density 2.75 · BRITISH GAS -- --
50/21- 1 ↳ Plug 14 2243.145 -- φ 15.7% · Kh 19.4 mD · Density 2.75 · BRITISH GAS -- --
50/21- 1 ↳ Plug 15 2243.419 -- φ 14.0% · Kh 29.1 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 16 2243.724 -- φ 17.0% · Kh 31.5 mD · Density 2.75 · BRITISH GAS -- --
50/21- 1 ↳ Plug 65 2243.785 -- φ 15.9% · Kv 31.5 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 17 2244.029 -- φ 16.0% · Kh 61.3 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 18 2244.334 -- φ 7.5% · Kh 0.0 mD · Density 2.67 · BRITISH GAS -- --
50/21- 1 ↳ Plug 19 2244.608 -- φ 11.9% · Kh 0.2 mD · Density 2.69 · BRITISH GAS -- --
50/21- 1 ↳ Plug 20 2244.943 -- φ 11.0% · Kh 6.1 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 21 2245.218 -- φ 11.9% · Kh 0.6 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 66 2245.34 -- φ 12.7% · Kv 4.2 mD · Density 2.75 · BRITISH GAS -- --
50/21- 1 ↳ Plug 22 2245.553 -- φ 11.9% · Kh 0.8 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 23 2245.888 -- φ 12.8% · Kh 1.3 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 24 2246.193 -- φ 13.2% · Kh 5.6 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 25 2246.498 -- φ 12.5% · Kh 1.2 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 67 2246.803 -- φ 13.2% · Kv 2.2 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 26 2246.803 -- φ 12.8% · Kh 2.6 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 27 2247.108 -- φ 12.9% · Kh 1.8 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 28 2247.412 -- φ 12.8% · Kh 1.9 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 29 2247.717 -- φ 12.2% · Kh 1.3 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 30 2248.022 -- φ 12.9% · Kh 3.7 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 68 2248.266 -- φ 11.9% · Kv 0.6 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 31 2248.327 -- φ 10.7% · Kh 0.5 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 32 2248.632 -- φ 13.5% · Kh 10.1 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 33 2248.936 -- φ 13.7% · Kh 12.2 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 34 2249.241 -- φ 12.8% · Kh 4.8 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 35 2249.576 -- φ 12.8% · Kh 5.3 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 36 2249.881 -- φ 12.5% · Kh 2.4 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 69 2249.912 -- φ 12.5% · Kv 1.7 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 37 2250.186 -- φ 11.8% · Kh 1.2 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 38 2250.491 -- φ 14.0% · Kh 3.4 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 39 2250.796 -- φ 14.7% · Kh 42.6 mD · Density 2.75 · BRITISH GAS -- --
50/21- 1 ↳ Plug 40 2251.405 -- φ 15.7% · Kh 38.8 mD · Density 2.76 · BRITISH GAS -- --
50/21- 1 ↳ Plug 70 2251.466 -- φ 15.2% · Kv 24.2 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 41 2251.649 -- φ 14.9% · Kh 24.6 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 42 2251.68 -- φ 15.0% · Kh 44.6 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 43 2251.984 -- φ 12.4% · Kh 1.7 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 44 2252.289 -- φ 13.8% · Kh 4.0 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 45 2252.624 -- φ 14.1% · Kh 4.6 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 46 2252.929 -- φ 14.0% · Kh 4.4 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 71 2252.96 -- φ 13.7% · Kv 3.7 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 47 2253.234 -- φ 13.4% · Kh 3.7 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 48 2253.508 -- φ 15.6% · Kh 9.1 mD · Density 2.77 · BRITISH GAS -- --
50/21- 1 ↳ Plug 49 2253.844 -- φ 16.6% · Kh 23.2 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 50 2254.118 -- φ 16.6% · Kh 19.2 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 51 2254.423 -- φ 16.9% · Kh 23.5 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 72 2254.514 -- φ 17.6% · Kv 46.4 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 52 2254.728 -- φ 17.9% · Kh 44.3 mD · Density 2.74 · BRITISH GAS -- --
50/21- 1 ↳ Plug 53 2255.063 -- φ 18.1% · Kh 88.1 mD · Density 2.75 · BRITISH GAS -- --
50/21- 1 ↳ Plug 54 2255.368 -- φ 18.0% · Kh 108.0 mD · Density 2.75 · BRITISH GAS -- --
50/21- 1 ↳ Plug 55 2255.672 -- φ 18.6% · Kh 149.0 mD · Density 2.76 · BRITISH GAS -- --
50/21- 1 ↳ Plug 56 2255.947 -- φ 18.6% · Kh 166.0 mD · Density 2.75 · BRITISH GAS -- --
50/21- 1 ↳ Plug 73 2256.099 -- φ 17.5% · Kv 216.0 mD · Density 2.75 · BRITISH GAS -- --
50/21- 1 ↳ Plug 57 2256.252 -- φ 18.1% · Kh 193.0 mD · Density 2.76 · BRITISH GAS -- --
50/21- 1 ↳ Plug 58 2256.587 -- φ 18.9% · Kh 206.0 mD · Density 2.76 · BRITISH GAS -- --
50/21- 1 ↳ Plug 59 2256.831 -- φ 18.4% · Kh 265.0 mD · Density 2.76 · BRITISH GAS -- --
50/21- 1 ↳ Plug 60 2257.135 -- φ 16.6% · Kh 398.0 mD · Density 2.72 · BRITISH GAS -- --
50/21- 1 ↳ Plug 74 2257.379 -- φ 14.9% · Kv 14.1 mD · Density 2.73 · BRITISH GAS -- --
50/21- 1 ↳ Plug 61 2257.41 -- φ 13.9% · Kh 33.0 mD · Density 2.73 · BRITISH GAS -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
50/21- 1 57.302398681640625 2506.370361328125 11 0 2026-08-06 14:41:54.18291+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
50/21- 1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 1212.1896000000002 2506.3704000000002 8493
caliper CALI CGG Digital Well Logs 1212.0372 2506.3704000000002 8494
caliper CALS CGG Digital Well Logs 1212.1896000000002 2500.5792 5018
comp_sonic DT CGG Digital Well Logs 352.80600000000004 2502.2556 14036
deep_resistivity LLD CGG Digital Well Logs 1212.1896000000002 2503.0176 5050
deep_resistivity ILD CGG Digital Well Logs 354.78720000000004 2202.942 12128
density_correction DRHO CGG Digital Well Logs 1212.342 2506.3704000000002 8492
gamma_ray GR CGG Digital Well Logs 57.302400000000006 2506.2180000000003 16070
gamma_ray GRL CGG Digital Well Logs 1176.6804 2492.0448 5324
gamma_ray GRD CGG Digital Well Logs 1202.7408 2497.9884 8500
micro_resistivity MSFL CGG Digital Well Logs 1212.0372 2496.9216 4978
neutron_por NPHI CGG Digital Well Logs 1212.1896000000002 2500.4268 8454
pef PEF CGG Digital Well Logs 1212.1896000000002 2506.3704000000002 6803
shallow_resistivity SFLU CGG Digital Well Logs 354.63480000000004 2202.7896 12128
shallow_resistivity LLS CGG Digital Well Logs 1212.1896000000002 2503.0176 5050
sp SP CGG Digital Well Logs 352.19640000000004 2489.9112 14028

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
50/21- 1 69 2504.237 2470.189 D:\BigSpatial\nsta_raw\CGG_Deviation\50-21-1 7609af_CGG-Deviation.xlsx

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