22/01a- 5

Decommissioned

Well Header

Well No
22/01a- 5
NSTA DEN No
3994
Well Name
--
Drill Seq No
5
Quadrant / Block
22 / 1 a
Surface Location
57.938675, 1.169571
Source Datum
ED50
Subsea Well
Unknown
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
P96
Licence Type
Production
Spud Date
1990-03-07
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

22/01a- 5 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
B
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
26.213
Ground Elev (m)
--
Water Depth (m)
122.23
TD MD (m)
2478.030
TD TVDSS (m)
2451.557
TD Datum Depth (m)
26.213
TD Datum Type
Kelly Bushing
Spud Date
1990-03-07
TD Reached
1990-04-01
Completion Date
1990-04-01
Release Date
1994-04-01

Formation Tops (7)

Wellbore Formation Era MD (m) TVDSS (m) Provider
22/01a- 5 Stronsay Cenozoic 2005.000 1978.646 Lloyds Register
Horda Cenozoic 2005.000 1978.646 Lloyds Register
Moray Mesozoic 2344.000 2317.570 Lloyds Register
Balder Cenozoic 2344.000 2317.570 Lloyds Register
Balder Tuff Cenozoic 2384.000 2357.559 Lloyds Register
Sele Mesozoic 2407.000 2380.553 Lloyds Register
Forties Sandstone Mesozoic 2438.000 2411.544 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
22/01a- 5 2 3 2 9 7 1 0 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
22/01a- 5 Oil shows OS Balder Formation 2374.3920000000003 -- 32 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
22/01a- 5 Cuttings 554.74 2465.83 -- -- wet samples .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
22/01a- 5 132.283203125 2476.65234375 10 0 2026-08-06 11:51:09.306619+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
22/01a- 5
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 1283.3604 2476.6524 7831
caliper CALI CGG Digital Well Logs 1283.0556000000001 2476.6524 7833
caliper CALS CGG Digital Well Logs 540.1056 2476.6524 12567
comp_sonic DTLF CGG Digital Well Logs 543.4584 2456.2308000000003 12348
deep_resistivity LLD CGG Digital Well Logs 541.3248 2473.452 12679
density_correction DRHO CGG Digital Well Logs 1283.5128 2476.6524 7830
gamma_ray GR CGG Digital Well Logs 132.2832 2467.2036000000003 15322
gamma_ray CGR CGG Digital Well Logs 1275.588 2466.8988 7795
gamma_ray SGR CGG Digital Well Logs 1275.588 2466.8988 7795
micro_resistivity MSFL CGG Digital Well Logs 541.1724 2466.1368 12489
neutron_por NPHI CGG Digital Well Logs 1283.208 2470.7088000000003 7793
shallow_resistivity LLS CGG Digital Well Logs 541.4772 2473.2996000000003 12677
sp SP CGG Digital Well Logs 540.8676 2441.9052 12345
thorium THOR CGG Digital Well Logs 1275.588 2466.8988 7795
uranium URAN CGG Digital Well Logs 1275.588 2466.8988 7795

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
22/01a- 5 62 2470.400 2443.934 D:\BigSpatial\nsta_raw\CGG_Deviation\22-1a-5 10770au_CGG_Deviation.xlsx

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