Well Data Manager / Well Summary / 21/04- 1

21/04- 1

Decommissioned

Well Header

Well No
21/04- 1
NSTA DEN No
2006
Well Name
--
Drill Seq No
1
Quadrant / Block
21 / 4
Surface Location
57.864692, 0.632465
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
FINA HYDROCARBONS LIMITED
Original Operator
--
Sub Area Operator
FINA HYDROCARBONS LIMITED
Licence No
P347
Licence Type
Production
Spud Date
1982-10-06
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

21/04- 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)
27.432
Ground Elev (m)
--
Water Depth (m)
129.24
TD MD (m)
3983.736
TD TVDSS (m)
3955.000
TD Datum Depth (m)
27.432
TD Datum Type
Kelly Bushing
Spud Date
1982-10-06
TD Reached
1982-11-28
Completion Date
1982-12-05
Release Date
1986-12-05

Formation Tops (26)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/04- 1 Horda Cenozoic 1573.000 1545.568 Lloyds Register
Stronsay Cenozoic 1573.000 1545.568 Lloyds Register
Balder Cenozoic 2100.000 2072.568 Lloyds Register
Moray Mesozoic 2100.000 2072.568 Lloyds Register
Balder Tuff Cenozoic 2106.000 2078.568 Lloyds Register
Sele Mesozoic 2132.000 2104.568 Lloyds Register
Forties Sandstone Mesozoic 2213.000 2185.568 Lloyds Register
Balmoral Sandstone Cenozoic 2290.000 2262.568 Lloyds Register
Lista Mesozoic 2290.000 2262.568 Lloyds Register
Montrose Mesozoic 2290.000 2262.568 Lloyds Register
Glamis Tuff 2466.000 2438.568 Lloyds Register
Andrew Sandstone Cenozoic 2549.000 2521.568 Lloyds Register
Maureen Mesozoic 2618.000 2590.568 Lloyds Register
Maureen Sandstone Mesozoic 2618.000 2590.568 Lloyds Register
Chalk Mesozoic 2710.000 2682.568 Lloyds Register
Ekofisk Mesozoic 2710.000 2682.568 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2764.000 2736.568 Lloyds Register
Cromer Knoll Mesozoic 3471.000 3443.568 Lloyds Register
Rodby Mesozoic 3471.000 3443.568 Lloyds Register
Sola 3498.000 3470.568 Lloyds Register
Valhall Mesozoic 3585.000 3557.568 Lloyds Register
Kimmeridge Clay 3841.000 3813.568 Lloyds Register
Humber Mesozoic 3841.000 3813.568 Lloyds Register
Rattray Volcanics Mesozoic 3882.000 3854.568 Lloyds Register
Pentland Mesozoic 3882.000 3854.568 Lloyds Register
Fladen Mesozoic 3882.000 3854.568 Lloyds Register

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
21/04- 1 7 12 7 25 26 2 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
21/04- 1 Cuttings 481.58 3983.74 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
21/04- 1 104.39399719238281 3988.61279296875 10 0 2026-08-06 10:09:27.40047+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
21/04- 1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 1832.3052 3988.308 14011
caliper CAL CGG Digital Well Logs 459.18120000000005 3968.6484 22541
caliper CALI CGG Digital Well Logs 459.18120000000005 3988.0032 22900
comp_sonic DT CGG Digital Well Logs 459.18120000000005 3975.6588 22702
deep_resistivity ILD CGG Digital Well Logs 460.70520000000005 3985.26 22862
density_correction DRHO CGG Digital Well Logs 1832.1528 3988.6128000000003 14151
gamma_ray GR CGG Digital Well Logs 104.394 3980.9928 25344
gamma_ray GRD CGG Digital Well Logs 1771.1928 3981.6024 14505
med_resistivity ILM CGG Digital Well Logs 460.70520000000005 3987.6984 22877
micro_resistivity MSFL CGG Digital Well Logs 1833.6768000000002 3969.1056000000003 13780
neutron_por NPHI CGG Digital Well Logs 1832.0004000000001 3987.3936000000003 14144
sp SP CGG Digital Well Logs 459.48600000000005 3988.308 23096

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
21/04- 1 0 -- -- --

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