Latitude: 53.3179 / 53°19'4"N
Longitude: -4.6601 / 4°39'36"W
OS Eastings: 222906
OS Northings: 383405
OS Grid: SH229834
Mapcode National: GBR GMWX.S65
Mapcode Global: WH314.DV5T
Plus Code: 9C5Q889Q+5X
Map layers use either open data or maps from the Ordnance Survey and Maptiler APIs.
Historic map layers are currently experimental and may not necessarily be available all the time.
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NLS (Historic)
Entry Name: Gunpowder Magazine
Listing Date: 25 July 1994
Last Amended: 25 July 1994
Grade: II
Source: Cadw
Source ID: 14755
Building Class: Industrial
ID on this website: 300014755
Location: To N of road to Breakwater Country Park, approximately 200m W of bridge over road.
County: Isle of Anglesey
Community: Holyhead (Caergybi)
Community: Holyhead
Locality: Breakwater Quarry
Traditional County: Anglesey