- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°29'31"N 3°38'37"W
- Eastings/Northings: 288500, 289500
- OS Grid: SN885895
- Mapcode Local: GBR 9B.J5K1
- Mapcode Global: VH5BN.SMLH
Location and coordinates are for the approximate centre of Llyn Clywedog within this administrative area.
Geographic features and populated places may cross administrative borders.