Well Data Manager / Well Summary / 15/23- 1

15/23- 1

Decommissioned

Well Header

Well No
15/23- 1
NSTA DEN No
582
Well Name
--
Drill Seq No
1
Quadrant / Block
15 / 23
Surface Location
58.287149, 0.466315
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
NEO NEXT + ENERGY RESOURCES UK LIMITED
Original Operator
--
Sub Area Operator
NEO NEXT + ENERGY RESOURCES UK LIMITED
Licence No
P324
Licence Type
Production
Spud Date
1974-04-30
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

15/23- 1 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
26.213
Ground Elev (m)
--
Water Depth (m)
147.22
TD MD (m)
4447.032
TD TVDSS (m)
4403.288
TD Datum Depth (m)
26.213
TD Datum Type
Kelly Bushing
Spud Date
1974-04-30
TD Reached
1974-07-09
Completion Date
1974-07-27
Release Date
1978-07-27
15/23- 1Z Sidetrack Z parent: 15/23- 1
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
26.213
Ground Elev (m)
--
Water Depth (m)
147.22
TD MD (m)
4447.032
TD TVDSS (m)
4403.288
TD Datum Depth (m)
26.213
TD Datum Type
Kelly Bushing
Spud Date
1974-07-28
TD Reached
1974-10-03
Completion Date
1974-10-30
Release Date
1978-10-30

Formation Tops (44)

Wellbore Formation Era MD (m) TVDSS (m) Provider
15/23- 1 Stronsay Cenozoic 800.000 773.787 Lloyds Register
Horda Cenozoic 800.000 773.787 Lloyds Register
Balder Cenozoic 1658.000 1631.711 Lloyds Register
Moray Mesozoic 1658.000 1631.711 Lloyds Register
Balder Tuff Cenozoic 1690.000 1663.704 Lloyds Register
Sele Mesozoic 1779.000 1752.684 Lloyds Register
Forties Sandstone Mesozoic 1839.000 1812.669 Lloyds Register
Lista Mesozoic 1895.000 1868.660 Lloyds Register
Montrose Mesozoic 1996.000 1969.649 Lloyds Register
Balmoral Sandstone Cenozoic 2059.000 2032.640 Lloyds Register
Andrew Sandstone Cenozoic 2174.000 2147.607 Lloyds Register
Maureen Mesozoic 2399.000 2372.523 Lloyds Register
Maureen Sandstone Mesozoic 2399.000 2372.523 Lloyds Register
Chalk Mesozoic 2560.000 2533.442 Lloyds Register
Ekofisk Mesozoic 2560.000 2533.442 Lloyds Register
15/23- 1Z Horda Cenozoic 800.000 773.787 Lloyds Register
Stronsay Cenozoic 800.000 773.787 Lloyds Register
Balder Cenozoic 1658.000 1631.787 Lloyds Register
Moray Mesozoic 1658.000 1631.787 Lloyds Register
Balder Tuff Cenozoic 1690.000 1663.787 Lloyds Register
Sele Mesozoic 1779.000 1752.787 Lloyds Register
Forties Sandstone Mesozoic 1839.000 1812.787 Lloyds Register
Montrose Mesozoic 1895.000 1868.787 Lloyds Register
Lista Mesozoic 1895.000 1868.787 Lloyds Register
Balmoral Sandstone Cenozoic 2059.000 2032.787 Lloyds Register
Andrew Sandstone Cenozoic 2174.000 2147.787 Lloyds Register
Maureen Mesozoic 2399.000 2372.787 Lloyds Register
Maureen Sandstone Mesozoic 2399.000 2372.787 Lloyds Register
Chalk Mesozoic 2560.000 2533.787 Lloyds Register
Ekofisk Mesozoic 2560.000 2533.787 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2626.000 2599.787 Lloyds Register
Rodby Mesozoic 3342.000 3315.787 Lloyds Register
Cromer Knoll Mesozoic 3342.000 3315.787 Lloyds Register
Sola 3432.000 3405.787 Lloyds Register
Valhall Mesozoic 3480.000 3453.787 Lloyds Register
Humber Mesozoic 3826.000 3799.787 Lloyds Register
Kimmeridge Clay 3826.000 3799.787 Lloyds Register
Piper Mesozoic 3895.000 3868.787 Lloyds Register
Pentland Mesozoic 3915.000 3888.787 Lloyds Register
Rattray Volcanics Mesozoic 3915.000 3888.787 Lloyds Register
Fladen Mesozoic 3915.000 3888.787 Lloyds Register
Zechstein Palaeozoic 4334.000 4307.787 Lloyds Register
Halibut Carbonate Palaeozoic 4334.000 4307.787 Lloyds Register
Carboniferous Palaeozoic 4403.000 4376.787 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
15/23- 1 4 6 5 24 15 5 0 1 0 View
15/23- 1Z 9 14 6 0 29 3 0 0 2 View

Hydrocarbon Occurrence (5)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
15/23- 1 Gas shows GS * 716.2800000000001 -- 914 m thick
15/23- 1 Mixed shows OGS * 1658.112 -- 338 m thick
15/23- 1 Gas shows GS JUSD 3895.344 -- 20 m thick
15/23- 1Z DST DST 2 -- 3854.5 3905.7 Label / Upper Jurassic
15/23- 1Z DST DST 1 -- 4334.9 4344.0 Label / Zechstein

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
15/23- 1 Cuttings 414.53 4456.18 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
15/23- 1 45.720001220703125 2619.451171875 5 0 2026-08-06 08:29:49.481544+00 View Log
15/23- 1Z 2545.080078125 4450.689453125 10 0 2026-08-06 08:29:50.94592+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
15/23- 1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
caliper CAL CGG Digital Well Logs 1248.4608 2619.4512 8997
comp_sonic DT CGG Digital Well Logs 388.9248 2615.3364 14064
deep_resistivity ILD CGG Digital Well Logs 390.2964 2618.6892000000003 14113
gamma_ray GR CGG Digital Well Logs 45.72 2613.2028 16848
sp SP CGG Digital Well Logs 389.0772 2619.4512 14156
15/23- 1Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 3807.5616 4448.5560000000005 4207
caliper CALI CGG Digital Well Logs 3807.5616 4450.689600000001 4221
comp_sonic DT CGG Digital Well Logs 2608.6308 4450.689600000001 12088
deep_resistivity ILD CGG Digital Well Logs 2608.4784 4446.1176000000005 12059
density_correction DRHO CGG Digital Well Logs 3807.5616 4445.0508 4184
gamma_ray GRD CGG Digital Well Logs 3779.9772000000003 4143.4512 2386
gamma_ray GR CGG Digital Well Logs 2545.08 4450.689600000001 12505
micro_resistivity MLL CGG Digital Well Logs 3806.952 4447.1844 3673
micro_resistivity MNOR CGG Digital Well Logs 3806.952 4447.1844 3673
micro_resistivity MINV CGG Digital Well Logs 3806.952 4447.1844 3673
neutron_por NPHI CGG Digital Well Logs 3779.8248000000003 4450.689600000001 4403
shallow_resistivity SFLU CGG Digital Well Logs 2608.4784 4446.1176000000005 12059
sp SP CGG Digital Well Logs 2608.7832000000003 4450.689600000001 12087

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
15/23- 1 242 4447.032 4403.288 D:\BigSpatial\nsta_raw\CGG_Deviation\15-23-1 15695s_CGG-Deviation.xlsx
15/23- 1Z 0 -- -- --

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