Latitude: 53.0542 / 53°3'15"N
Longitude: -4.2435 / 4°14'36"W
OS Eastings: 249732
OS Northings: 353122
OS Grid: SH497531
Mapcode National: GBR 5K.CMMX
Mapcode Global: WH43T.SHHG
Plus Code: 9C5Q3Q34+MJ
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: Engine House, Boilerhouse, Bunker and remains of chimney to south
Listing Date: 10 December 1992
Last Amended: 21 July 2000
Grade: II*
Source: Cadw
Source ID: 22901
Building Class: Industrial
ID on this website: 300022901
Location: On a ridge of bastard rock which divides the main Dorothea Quarry from the South Dorothea Quarry; located by the side of the road access to the quarry.
County: Gwynedd
Community: Llanllyfni
Community: Llanllyfni
Locality: Nantlle
Built-Up Area: Talysarn
Traditional County: Caernarfonshire