- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 52°57'29"N 4°0'5"W
- Eastings/Northings: 265641, 341978
- OS Grid: SH656419
- Mapcode Local: GBR 5W.KLDJ
- Mapcode Global: WH55G.HWPZ
Location and coordinates are for the approximate centre of Llyn y Garnedd within this administrative area.
Geographic features and populated places may cross administrative borders.