- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°7'28"N 4°0'41"W
- Eastings/Northings: 265500, 360500
- OS Grid: SH655605
- Mapcode Local: GBR 5V.7420
- Mapcode Global: WH54P.CQ0F
Location and coordinates are for the approximate centre of Llyn Ogwen within this administrative area.
Geographic features and populated places may cross administrative borders.