11/30a-A6

Present

Well Header

Well No
11/30a-A6
NSTA DEN No
1531
Well Name
--
Drill Seq No
6
Quadrant / Block
11 / 30 a
Surface Location
58.114567, -3.087714
Source Datum
ED50
Subsea Well
No
Platform
A
Slot No
04
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
1980-06-23
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

11/30a-A6 Original
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Injector
Convention
--
Primary Target
--
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
40.538
Ground Elev (m)
--
Water Depth (m)
46.02
TD MD (m)
2229.612
TD TVDSS (m)
2186.458
TD Datum Depth (m)
40.538
TD Datum Type
Kelly Bushing
Spud Date
1980-06-23
TD Reached
1980-08-10
Completion Date
1981-09-29
Release Date
1985-09-29

Formation Tops (17)

Wellbore Formation Era MD (m) TVDSS (m) Provider
11/30a-A6 Unknown 87.000 46.462 BGS LithoStrat Upper
Lower Cretaceous Sands Mesozoic 817.000 776.462 BGS LithoStrat Upper
Ryazenian Sand 996.000 955.462 BGS LithoStrat Upper
Unknown 1049.000 1008.462 BGS LithoStrat Upper
Volgian Sand 1202.000 1161.462 BGS LithoStrat Upper
Unknown 1225.000 1184.462 BGS LithoStrat Upper
Black Shales Pre-Cambrian 1515.000 1474.462 BGS LithoStrat Upper
Oxfordian Shale 1619.000 1578.462 BGS LithoStrat Upper
ABSD A and B Sands 1900.000 1859.462 BGS LithoStrat Upper
Mid Shale 1925.000 1884.462 BGS LithoStrat Upper
ABSD A and B Sands 1931.000 1890.462 BGS LithoStrat Upper
Brora Coal Mesozoic 1948.000 1907.462 BGS LithoStrat Upper
HISD H and I Sands 2054.000 2013.462 BGS LithoStrat Upper
HISD H and I Sands 2067.000 2026.462 BGS LithoStrat Upper
Unknown 2109.000 2068.462 BGS LithoStrat Upper
JSAN J Sand 2134.000 2093.462 BGS LithoStrat Upper
Triassic Red Beds Palaeozoic 2179.000 2138.462 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-A6 0 0 0 17 17 0 20 1 0 View

Hydrocarbon Occurrence (6)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
11/30a-A6 Oil O ABSD 1900.428 -- 25 m thick
11/30a-A6 Oil O ABSD 1931.2128 -- 17 m thick
11/30a-A6 Oil O Brora Coal Formation 1948.2816 -- 106 m thick
11/30a-A6 Oil O HISD 2054.0472 -- 13 m thick
11/30a-A6 Oil O HISD 2067.4584 -- 41 m thick
11/30a-A6 Oil shows OS JSAN 2133.9048000000003 -- 45 m thick

Rock Samples (21)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
11/30a-A6 Cuttings 454.15 2229.61 -- -- set D
11/30a-A6 Core #1 1905.3 1918.23 -- -- well re-boxed (originally curated Aug`81)
11/30a-A6 Core #2 1918.23 1936.62 -- -- --
11/30a-A6 Core #3 1936.7 1951.09 -- -- --
11/30a-A6 Core #4 1952.55 1967.33 -- -- --
11/30a-A6 Core #5 1968.09 1973.46 -- -- --
11/30a-A6 Core #6 1973.88 1974.65 -- -- --
11/30a-A6 Core #7 1983.03 2002.84 -- -- --
11/30a-A6 Core #8 2002.84 2024.36 -- -- --
11/30a-A6 Core #9 2025.4 2044.14 -- -- --
11/30a-A6 Core #10 2044.29 2048.87 -- -- duplicate run in box
11/30a-A6 Core #11 2049.17 2061.67 -- -- --
11/30a-A6 Core #12 2061.67 2079.96 -- -- --
11/30a-A6 Core #13 2079.96 2088.08 -- -- --
11/30a-A6 Core #14 2088.18 2093.67 -- -- --
11/30a-A6 Core #15 2108.3 2126.39 -- -- --
11/30a-A6 Core #16 2126.59 2139.7 -- -- --
11/30a-A6 Core #17 2139.7 2146.58 -- -- --
11/30a-A6 Core #18 2147.32 2148.05 -- -- --
11/30a-A6 Core #19 2148.54 2166.82 -- -- --
11/30a-A6 Core #20 2166.82 2185.11 -- -- --

Wireline Log Inventory (Ingested Curves)

No wireline log curves ingested for this well.

Source LAS Manifest (Best Curve per Type)

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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-A6 0 -- -- --

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