- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°49'16"N 3°52'43"W
- Eastings/Northings: 273500, 326500
- OS Grid: SH735265
- Mapcode Local: GBR 61.V69H
- Mapcode Global: WH569.DC72
Location and coordinates are for the approximate centre of Afon Mawddach within this administrative area.
Geographic features and populated places may cross administrative borders.