Well Data Manager / Well Summary / 18/05a- 1

18/05a- 1

Decommissioned

Well Header

Well No
18/05a- 1
NSTA DEN No
1912
Well Name
--
Drill Seq No
1
Quadrant / Block
18 / 5 a
Surface Location
57.880239, -2.175742
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
WOODSIDE ENERGY (GREAT BRITAIN) LIMITED
Original Operator
--
Sub Area Operator
WOODSIDE ENERGY (GREAT BRITAIN) LIMITED
Licence No
P94
Licence Type
Production
Spud Date
1982-05-03
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

18/05a- 1 Original
Abandoned Phase 3 Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
82.60
TD MD (m)
2008.632
TD TVDSS (m)
1983.638
TD Datum Depth (m)
24.994
TD Datum Type
Kelly Bushing
Spud Date
1982-05-03
TD Reached
1982-05-21
Completion Date
1982-05-26
Release Date
1986-05-26

Formation Tops (18)

Wellbore Formation Era MD (m) TVDSS (m) Provider
18/05a- 1 Lower Cretaceous Undifferentiated Mesozoic 292.000 267.006 Lloyds Register
Cromer Knoll Mesozoic 292.000 267.006 Lloyds Register
Kimmeridge Clay 885.000 860.006 Lloyds Register
Humber Mesozoic 885.000 860.006 Lloyds Register
Alness Spiculite Mesozoic 1281.000 1256.006 Lloyds Register
Heather Mesozoic 1281.000 1256.006 Lloyds Register
Fladen Mesozoic 1327.000 1302.006 Lloyds Register
Brora Coal Mesozoic 1327.000 1302.006 Lloyds Register
Dunrobin Bay Mesozoic 1358.000 1333.006 Lloyds Register
Orrin 1358.000 1333.006 Lloyds Register
Stotfield Calcrete Mesozoic 1386.000 1361.006 Lloyds Register
Heron Palaeozoic 1386.000 1361.006 Lloyds Register
Lossiehead Mesozoic 1403.000 1378.006 Lloyds Register
Zechstein Palaeozoic 1799.000 1774.006 Lloyds Register
Zechstein Undifferentiated 1799.000 1774.006 Lloyds Register
Kupferschiefer Palaeozoic 1907.000 1882.006 Lloyds Register
Auk 1908.000 1883.006 Lloyds Register
Rotliegend 1908.000 1883.006 Lloyds Register

Lithology Intervals

18/05a- 1 Curve: SANDCOUNT 58 intervals  ·  MD 229.819 – 2006.498 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...
Sandstone (37)
Limestone (19)
Coal (2)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
18/05a- 1 7 10 1 18 18 2 0 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
18/05a- 1 Cuttings 313.94 2008.63 -- -- .

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
18/05a- 1 0 -- -- --

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