- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°49'48"N 3°52'44"W
- Eastings/Northings: 273500, 327500
- OS Grid: SH735275
- Mapcode Local: GBR 61.TL6H
- Mapcode Global: WH569.D425
Location and coordinates are for the approximate centre of Rhaeadr Mawddach within this administrative area.
Geographic features and populated places may cross administrative borders.