- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°2'36"N 4°1'21"W
- Eastings/Northings: 264500, 351500
- OS Grid: SH645515
- Mapcode Local: GBR 5V.D7BC
- Mapcode Global: WH552.5RRM
Location and coordinates are for the approximate centre of Llyn Gwynant within this administrative area.
Geographic features and populated places may cross administrative borders.