- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°49'20"N 3°16'15"W
- Eastings/Northings: 312500, 214500
- OS Grid: SO125145
- Mapcode Local: GBR YV.W79V
- Mapcode Global: VH6CM.8G4D
Location and coordinates are for the approximate centre of Llyn y Garn-faw within this administrative area.
Geographic features and populated places may cross administrative borders.