- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°6'0"N 3°58'46"W
- Eastings/Northings: 264500, 246500
- OS Grid: SN645465
- Mapcode Local: GBR DW.9ZF8
- Mapcode Global: VH4GY.YGZV
Location and coordinates are for the approximate centre of Afon Twrch within this administrative area.
Geographic features and populated places may cross administrative borders.