11/30a-B2

Decommissioned

Well Header

Well No
11/30a-B2
NSTA DEN No
1418
Well Name
--
Drill Seq No
2
Quadrant / Block
11 / 30 a
Surface Location
58.147456, -3.021149
Source Datum
ED50
Subsea Well
Unknown
Platform
B
Slot No
12
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
1979-10-11
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

11/30a-B2 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)
2510.970
TD TVDSS (m)
2170.048
TD Datum Depth (m)
36.271
TD Datum Type
Kelly Bushing
Spud Date
1979-10-11
TD Reached
1979-12-08
Completion Date
1984-08-20
Release Date
1988-08-20

Formation Tops (16)

Wellbore Formation Era MD (m) TVDSS (m) Provider
11/30a-B2 Unknown 84.000 47.729 BGS LithoStrat Upper
Unknown 869.000 832.729 BGS LithoStrat Upper
Unknown 966.000 929.729 BGS LithoStrat Upper
Lower Cretaceous Sands Mesozoic 1004.000 967.729 BGS LithoStrat Upper
Ryazenian Sand 1100.000 1063.729 BGS LithoStrat Upper
Unknown 1157.000 1120.729 BGS LithoStrat Upper
Unknown 1209.000 1172.729 BGS LithoStrat Upper
Volgian Sand 1331.000 1294.729 BGS LithoStrat Upper
Black Shales Pre-Cambrian 1802.000 1765.729 BGS LithoStrat Upper
Black Shales Pre-Cambrian 1900.000 1863.729 BGS LithoStrat Upper
Unknown 1951.000 1914.729 BGS LithoStrat Upper
ABSD A and B Sands 2298.000 2261.729 BGS LithoStrat Upper
Unknown 2314.000 2277.729 BGS LithoStrat Upper
ABSD A and B Sands 2333.000 2296.729 BGS LithoStrat Upper
Brora Coal Mesozoic 2352.000 2315.729 BGS LithoStrat Upper
Triassic Red Beds Palaeozoic 2475.000 2438.729 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-B2 0 0 0 16 16 0 20 1 0 View

Hydrocarbon Occurrence (8)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
11/30a-B2 Oil shows OS RYSD 1099.7184 -- 57 m thick
11/30a-B2 Oil shows OS Valhall Formation 1330.7568 -- 472 m thick
11/30a-B2 Oil shows OS BLAS 1802.2824 -- 98 m thick
11/30a-B2 Oil shows OS * 1951.3296 -- 347 m thick
11/30a-B2 Oil O ABSD 2297.8872 -- 16 m thick
11/30a-B2 Oil shows OS * 2314.3464 -- 18 m thick
11/30a-B2 Oil O ABSD 2332.6344 -- 19 m thick
11/30a-B2 Oil O Brora Coal Formation 2351.532 -- 124 m thick

Rock Samples (21)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
11/30a-B2 Cuttings 201.17 2505.46 -- -- set 4
11/30a-B2 Core #1 2270.15 2277.77 -- -- well re-boxed (originally curated Nov`80)
11/30a-B2 Core #2 2278.08 2285.39 -- -- --
11/30a-B2 Core #3 2285.39 2287.83 -- -- --
11/30a-B2 Core #4 2287.83 2293.35 -- -- --
11/30a-B2 Core #5 2293.92 2299.72 -- -- --
11/30a-B2 Core #6 2300.02 2318.31 -- -- --
11/30a-B2 Core #7 2318.31 2328.67 -- -- --
11/30a-B2 Core #8 2328.67 2335.99 -- -- --
11/30a-B2 Core #9 2336.6 2347.65 -- -- --
11/30a-B2 Core #10 2348.79 2356.18 -- -- --
11/30a-B2 Core #11 2357.63 2367.21 -- -- --
11/30a-B2 Core #12 2367.38 2370.12 -- -- --
11/30a-B2 Core #13 2370.43 2376.22 -- -- 7782 - 7786ft rubble
11/30a-B2 Core #14 2376.22 2379.27 -- -- --
11/30a-B2 Core #15 2380.18 2387.5 -- -- --
11/30a-B2 Core #16 2388.11 2392.38 -- -- --
11/30a-B2 Core #17 2392.38 2396.43 -- -- --
11/30a-B2 Core #18 2396.95 2399.16 -- -- --
11/30a-B2 Core #19 2399.11 2406.15 -- -- --
11/30a-B2 Core #20 2408.22 2414.76 -- -- --

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-B2 0 -- -- --

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