- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 53°5'59"N 3°29'58"W
- Eastings/Northings: 299684, 356905
- OS Grid: SH996569
- Mapcode Local: GBR 6J.8NCS
- Mapcode Global: WH668.6BQW
Location and coordinates are for the approximate centre of Llyn Gloyw within this administrative area.
Geographic features and populated places may cross administrative borders.