- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 53°2'49"N 4°8'11"W
- Eastings/Northings: 256878, 352121
- OS Grid: SH568521
- Mapcode Local: GBR 5P.D3N2
- Mapcode Global: WH550.FNGW
Location and coordinates are for the approximate centre of Llyn y Gader within this administrative area.
Geographic features and populated places may cross administrative borders.