Well Data Manager / Well Summary / 21/25- 5

21/25- 5

Decommissioned

Well Header

Well No
21/25- 5
NSTA DEN No
2250
Well Name
--
Drill Seq No
5
Quadrant / Block
21 / 25
Surface Location
57.191342, 0.923038
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
ADURA ENERGY LIMITED
Original Operator
--
Sub Area Operator
ADURA ENERGY LIMITED
Licence No
P13
Licence Type
Production
Spud Date
1983-11-09
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

21/25- 5 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Show
Dev Type
--
Convention
--
Primary Target
H
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
94.18
TD MD (m)
1962.302
TD TVDSS (m)
0.000
TD Datum Depth (m)
24.994
TD Datum Type
Kelly Bushing
Spud Date
1983-11-09
TD Reached
1983-12-26
Completion Date
1984-01-12
Release Date
1988-01-12

Formation Tops (12)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/25- 5 Horda Cenozoic 1781.000 1755.831 Lloyds Register
Stronsay Cenozoic 1781.000 1755.831 Lloyds Register
Upper Tay Sandstone 1844.000 1818.822 Lloyds Register
Lower Tay Sandstone 1860.000 1834.820 Lloyds Register
Moray Mesozoic 1875.000 1849.817 Lloyds Register
Balder Cenozoic 1875.000 1849.817 Lloyds Register
Montrose Mesozoic 1880.000 1854.817 Lloyds Register
Lista Mesozoic 1880.000 1854.817 Lloyds Register
Lower Cretaceous Undifferentiated Mesozoic 1884.000 1858.816 Lloyds Register
Cromer Knoll Mesozoic 1884.000 1858.816 Lloyds Register
Turbot Anhydrite Palaeozoic 1886.000 1860.816 Lloyds Register
Zechstein Palaeozoic 1886.000 1860.816 Lloyds Register

Lithology Intervals

21/25- 5 Curve: SANDCOUNT 4 intervals  ·  MD 1844.497 – 1885.188 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...
Sandstone (3)
Limestone (1)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
21/25- 5 5 5 2 8 12 1 0 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
21/25- 5 Cuttings 234.7 1987.3 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
21/25- 5 114.7572021484375 1987.2960205078125 11 0 2026-08-06 10:22:47.922603+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
21/25- 5
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 219.91320000000002 1987.296 2809
caliper CALS CGG Digital Well Logs 1766.6208000000001 1984.4004 1430
caliper CALI CGG Digital Well Logs 232.71480000000003 1985.9244 6983
comp_sonic DT CGG Digital Well Logs 389.2296 1979.8284 10398
deep_resistivity ILD CGG Digital Well Logs 221.58960000000002 1975.104 11507
deep_resistivity LLD CGG Digital Well Logs 1766.6208000000001 1980.7428 1406
density_correction DRHO CGG Digital Well Logs 219.91320000000002 1987.296 2809
gamma_ray GRL CGG Digital Well Logs 1766.6208000000001 1977.2376000000002 1383
gamma_ray GR CGG Digital Well Logs 114.75720000000001 1980.5904 12244
gamma_ray SGR CGG Digital Well Logs 1751.2284000000002 1976.0184000000002 1476
gamma_ray CGR CGG Digital Well Logs 1751.2284000000002 1976.0184000000002 1476
micro_resistivity MSFL CGG Digital Well Logs 1766.7732 1984.8576 1432
neutron_por NPHI CGG Digital Well Logs 218.54160000000002 1981.0476 2740
pef PEF CGG Digital Well Logs 219.91320000000002 1986.534 2791
potassium POTA CGG Digital Well Logs 1751.2284000000002 1976.1708 1477
shallow_resistivity LLS CGG Digital Well Logs 1766.6208000000001 1980.7428 1406
shallow_resistivity SFLU CGG Digital Well Logs 221.28480000000002 1974.9516 11508
sp SP CGG Digital Well Logs 219.76080000000002 1970.3796000000002 11488
thorium THOR CGG Digital Well Logs 1751.2284000000002 1976.0184000000002 1476
uranium URAN CGG Digital Well Logs 1751.2284000000002 1976.0184000000002 1476

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
21/25- 5 32 1987.300 1962.101 D:\BigSpatial\nsta_raw\CGG_Deviation\21-25-5 7063ae_CGG-Deviation.xlsx

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