Latitude: 51.7683 / 51°46'6"N
Longitude: -3.78 / 3°46'47"W
OS Eastings: 277270
OS Northings: 209240
OS Grid: SN772092
Mapcode National: GBR Y5.ZT6J
Mapcode Global: VH5G2.FTJ8
Plus Code: 9C3RQ69C+82
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: Canal Aqueduct over Afon Twrch, including weir
Listing Date: 20 December 2002
Last Amended: 20 December 2002
Grade: II*
Source: Cadw
Source ID: 80809
Building Class: Water Supply and Drainage
ID on this website: 300080809
County: Neath Port Talbot
Community: Ystradgynlais
Community: Ystalyfera
Locality: Ystalfera
Built-Up Area: Ystradgynlais
Traditional County: Glamorgan