- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°11'43"N 4°4'28"W
- Eastings/Northings: 261500, 368500
- OS Grid: SH615685
- Mapcode Local: GBR 5S.2LPG
- Mapcode Global: WH548.CYX4
Location and coordinates are for the approximate centre of Afon y Llan within this administrative area.
Geographic features and populated places may cross administrative borders.