22/23a- 7

Present

Well Header

Well No
22/23a- 7
NSTA DEN No
10457
Well Name
--
Drill Seq No
7
Quadrant / Block
22 / 23 a
Surface Location
57.305616, 1.567335
Source Datum
ED50
Subsea Well
Yes
Platform
--
Slot No
--
Operator
NEO NEXT + ENERGY RESOURCES UK LIMITED
Original Operator
--
Sub Area Operator
NEO NEXT + ENERGY RESOURCES UK LIMITED
Licence No
P291
Licence Type
Production
Spud Date
2004-05-11
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

22/23a- 7 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Oil and Gas Shows
Dev Type
--
Convention
--
Primary Target
G
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.908
Ground Elev (m)
--
Water Depth (m)
93.27
TD MD (m)
2788.920
TD TVDSS (m)
2762.884
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
2004-05-11
TD Reached
2004-06-08
Completion Date
2004-06-10
Release Date
2008-06-10
22/23a- 7Z Sidetrack Z parent: 22/23a- 7
Completed (Operating) Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
I
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
25.908
Ground Elev (m)
--
Water Depth (m)
93.27
TD MD (m)
4070.909
TD TVDSS (m)
2686.768
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
2005-04-17
TD Reached
2005-05-04
Completion Date
2005-06-03
Release Date
2009-06-03

Formation Tops (16)

Wellbore Formation Era MD (m) TVDSS (m) Provider
22/23a- 7 Horda Cenozoic 2414.000 2387.985 Lloyds Register
Stronsay Cenozoic 2414.000 2387.985 Lloyds Register
Moray Mesozoic 2652.000 2625.966 Lloyds Register
Balder Cenozoic 2652.000 2625.966 Lloyds Register
Sele Mesozoic 2669.000 2642.966 Lloyds Register
Forties Sandstone Mesozoic 2687.000 2660.965 Lloyds Register
Montrose Mesozoic 2750.000 2723.964 Lloyds Register
Balmoral Sandstone Cenozoic 2750.000 2723.964 Lloyds Register
Lista Mesozoic 2750.000 2723.964 Lloyds Register
22/23a- 7Z Nordland Cenozoic 985.000 959.092 BGS LithoStrat Upper
Westray Group Cenozoic 1500.000 1474.092 BGS LithoStrat Upper
Stronsay Group Cenozoic 2547.000 2521.092 BGS LithoStrat Upper
Red Shale Unit Palaeozoic 2902.000 2876.092 BGS LithoStrat Upper
Balder Cenozoic 2949.000 2923.092 BGS LithoStrat Upper
Sele Mesozoic 2998.000 2972.092 BGS LithoStrat Upper
Forties Sandstone Member Mesozoic 3121.000 3095.092 BGS LithoStrat Upper

Lithology Intervals

22/23a- 7 Curve: SANDCOUNT 77 intervals  ·  MD 1304.087 – 2782.062 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...
Limestone (66)
LITH Sand (11)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
22/23a- 7 3 4 2 8 9 1 1 1 0 View
22/23a- 7Z 0 0 0 7 7 0 0 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
22/23a- 7 Oil shows OS Forties Sandstone Member 2686.8120000000004 -- 63 m thick

Rock Samples (3)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
22/23a- 7 Cuttings 929.64 2788.92 -- -- --
22/23a- 7 Core #1 2689.25 2724.17 -- -- --
22/23a- 7Z Cuttings 2743.2 4069.08 -- -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
22/23a- 7 189.58560180664062 2790.748779296875 10 0 2026-08-06 17:51:55.422555+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
22/23a- 7
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOZ CGG Digital Well Logs 2641.7016000000003 2764.8408 809
caliper HCAL CGG Digital Well Logs 2641.7016000000003 2764.8408 809
comp_sonic DTCO CGG Digital Well Logs 2467.356 2784.0432 2079
comp_sonic DT4P CGG Digital Well Logs 2466.7464 2784.0432 2083
deep_resistivity RT CGG Digital Well Logs 2642.0064 2770.3272 843
density_correction HDRA CGG Digital Well Logs 2641.7016000000003 2764.8408 809
gamma_ray GR CGG Digital Well Logs 189.5856 2758.8972000000003 16860
mud_resistivity RM CGG Digital Well Logs 2642.0064 2770.3272 843
neutron_por TNPH CGG Digital Well Logs 2621.5848 2761.1832 917
neutron_por NPHI CGG Digital Well Logs 2621.5848 2761.1832 917
pef PEFZ CGG Digital Well Logs 2641.7016000000003 2764.8408 809
rxo_resistivity RXO CGG Digital Well Logs 2642.0064 2764.8408 807
shear_sonic DTSM CGG Digital Well Logs 2467.356 2784.0432 2079
shear_sonic DT4S CGG Digital Well Logs 2466.7464 2784.0432 2044
sp SP CGG Digital Well Logs 2641.7016000000003 2790.7488000000003 979

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
22/23a- 7 87 2788.920 2762.884 D:\BigSpatial\nsta_raw\CGG_Deviation\22-23a-7 22637bq_CGG-Deviation.xlsx
22/23a- 7Z 0 -- -- --

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