11/30a-B5

Decommissioned

Well Header

Well No
11/30a-B5
NSTA DEN No
1536
Well Name
--
Drill Seq No
5
Quadrant / Block
11 / 30 a
Surface Location
58.147458, -3.021201
Source Datum
ED50
Subsea Well
No
Platform
B
Slot No
6
Operator
NEO NEXT + ENERGY RESOURCES UK LIMITED
Original Operator
--
Sub Area Operator
NEO NEXT + ENERGY RESOURCES UK LIMITED
Licence No
P187
Licence Type
Production
Spud Date
1980-07-01
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

11/30a-B5 Original
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
--
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
36.271
Ground Elev (m)
--
Water Depth (m)
47.24
TD MD (m)
2462.784
TD TVDSS (m)
2301.668
TD Datum Depth (m)
36.271
TD Datum Type
Kelly Bushing
Spud Date
1980-07-01
TD Reached
1980-08-08
Completion Date
1984-07-20
Release Date
1988-07-20

Formation Tops (17)

Wellbore Formation Era MD (m) TVDSS (m) Provider
11/30a-B5 Unknown 84.000 47.729 BGS LithoStrat Upper
Unknown 914.000 877.729 BGS LithoStrat Upper
Lower Cretaceous Sands Mesozoic 996.000 959.729 BGS LithoStrat Upper
Ryazenian Sand 1064.000 1027.729 BGS LithoStrat Upper
Unknown 1081.000 1044.729 BGS LithoStrat Upper
Volgian Sand 1241.000 1204.729 BGS LithoStrat Upper
Unknown 1276.000 1239.729 BGS LithoStrat Upper
Black Shales Pre-Cambrian 1680.000 1643.729 BGS LithoStrat Upper
Oxfordian Shale 1878.000 1841.729 BGS LithoStrat Upper
ABSD A and B Sands 2163.000 2126.729 BGS LithoStrat Upper
ABSD A and B Sands 2192.000 2155.729 BGS LithoStrat Upper
Brora Coal Mesozoic 2210.000 2173.729 BGS LithoStrat Upper
HISD H and I Sands 2313.000 2276.729 BGS LithoStrat Upper
HISD H and I Sands 2321.000 2284.729 BGS LithoStrat Upper
Unknown 2363.000 2326.729 BGS LithoStrat Upper
JSAN J Sand 2390.000 2353.729 BGS LithoStrat Upper
Triassic Red Beds Palaeozoic 2437.000 2400.729 BGS LithoStrat Upper

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
11/30a-B5 0 0 0 17 17 0 0 1 0 View

Hydrocarbon Occurrence (6)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
11/30a-B5 Oil shows OS RYSD 1063.752 -- 17 m thick
11/30a-B5 Oil O ABSD 2162.8608 -- 29 m thick
11/30a-B5 Oil O ABSD 2191.512 -- 19 m thick
11/30a-B5 Oil shows OS Brora Coal Formation 2210.4096 -- 102 m thick
11/30a-B5 Oil shows OS HISD 2312.5176 -- 9 m thick
11/30a-B5 Oil shows OS HISD 2321.3568 -- 41 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
11/30a-B5 Cuttings 213.36 2462.78 -- -- set D

Wireline Log Inventory (Ingested Curves)

No wireline log curves ingested for this well.

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

No scanned LAS source files matched to this well.

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
11/30a-B5 0 -- -- --

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