- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°48'24"N 3°37'33"W
- Eastings/Northings: 290500, 324500
- OS Grid: SH905245
- Mapcode Local: GBR 6C.W7Q3
- Mapcode Global: WH67K.8QN0
Location and coordinates are for the approximate centre of Afon Twrch within this administrative area.
Geographic features and populated places may cross administrative borders.