- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°18'40"N 3°42'37"W
- Eastings/Northings: 283500, 269500
- OS Grid: SN835695
- Mapcode Local: GBR 98.WF53
- Mapcode Global: VH5CL.M5WK
Location and coordinates are for the approximate centre of Llyn Cerrigllwydion Uchaf within this administrative area.
Geographic features and populated places may cross administrative borders.