Well Data Manager / Well Summary / 23/26a- 9

23/26a- 9

Decommissioned

Well Header

Well No
23/26a- 9
NSTA DEN No
3209
Well Name
--
Drill Seq No
9
Quadrant / Block
23 / 26 a
Surface Location
57.002897, 2.109741
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED
Original Operator
--
Sub Area Operator
NEO NEXT+ ENERGY E&P NORTH SEA UK LIMITED
Licence No
P57
Licence Type
Production
Spud Date
1987-08-15
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

23/26a- 9 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas Show
Dev Type
--
Convention
--
Primary Target
H
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.908
Ground Elev (m)
--
Water Depth (m)
91.00
TD MD (m)
4402.500
TD TVDSS (m)
4376.590
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1987-08-15
TD Reached
1987-10-22
Completion Date
1987-11-08
Release Date
1991-11-08

Formation Tops (21)

Wellbore Formation Era MD (m) TVDSS (m) Provider
23/26a- 9 Horda Cenozoic 2756.000 2729.952 Lloyds Register
Stronsay Cenozoic 2756.000 2729.952 Lloyds Register
Balder Tuff Cenozoic 2981.000 2954.910 Lloyds Register
Balder Cenozoic 2981.000 2954.910 Lloyds Register
Moray Mesozoic 2981.000 2954.910 Lloyds Register
Sele Mesozoic 2998.000 2971.905 Lloyds Register
Forties Sandstone Mesozoic 3013.000 2986.900 Lloyds Register
Lista Mesozoic 3236.000 3209.827 Lloyds Register
Balmoral Sandstone Cenozoic 3236.000 3209.827 Lloyds Register
Montrose Mesozoic 3236.000 3209.827 Lloyds Register
Maureen Mesozoic 3279.000 3252.814 Lloyds Register
Maureen Reworked Unit Mesozoic 3319.000 3292.798 Lloyds Register
Ekofisk Mesozoic 3343.000 3316.786 Lloyds Register
Chalk Mesozoic 3343.000 3316.786 Lloyds Register
Tor Mesozoic 3442.000 3415.719 Lloyds Register
Mackerel Mesozoic 3873.000 3845.976 Lloyds Register
Herring Mesozoic 4105.000 4076.978 Lloyds Register
Hidra Mesozoic 4125.000 4096.853 Lloyds Register
Cromer Knoll Mesozoic 4268.000 4238.725 Lloyds Register
Rodby Mesozoic 4268.000 4238.725 Lloyds Register
Valhall Mesozoic 4296.000 4266.480 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
23/26a- 9 5 12 4 14 21 2 0 1 1 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
23/26a- 9 DST DST 1 -- 3554.9 3732.9 Label / Upper Cretaceous

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
23/26a- 9 Cuttings 820.0 4398.93 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
23/26a- 9 111.86160278320312 4400.70263671875 8 0 2026-08-06 12:26:40.145356+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
23/26a- 9
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 2910.078 4255.77 8831
caliper CAL CGG Digital Well Logs 798.1188 4383.024 23382
caliper CALI CGG Digital Well Logs 2910.078 4255.77 8831
comp_sonic DT CGG Digital Well Logs 803.6052 4389.5772 23475
deep_resistivity IDPH CGG Digital Well Logs 2910.6876 4246.7784 8768
deep_resistivity ILD CGG Digital Well Logs 797.9664 4399.4832 23633
density_correction DRHO CGG Digital Well Logs 2910.078 4255.6176 8830
gamma_ray GR CGG Digital Well Logs 111.8616 4392.6252 28090
gamma_ray CGR CGG Digital Well Logs 2898.3432 4246.3212 8821
gamma_ray SGR CGG Digital Well Logs 2898.3432 4246.3212 8823
med_resistivity ILM CGG Digital Well Logs 798.1188 4400.7024 23640
med_resistivity IMPH CGG Digital Well Logs 2910.9924 4247.9976 8774
neutron_por NPHI CGG Digital Well Logs 2910.3828 4250.1312 8792
potassium POTA CGG Digital Well Logs 2898.3432 4246.1688 8724
thorium THOR CGG Digital Well Logs 2898.3432 4246.3212 8724
uranium URAN CGG Digital Well Logs 2898.3432 4246.3212 8717

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
23/26a- 9 121 4402.500 4372.047 D:\BigSpatial\nsta_raw\CGG_Deviation\23-26a-9 5603am-CGG_Deviation.xlsx

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