- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 53°18'46"N 4°40'19"W
- Eastings/Northings: 222091, 382869
- OS Grid: SH220828
- Mapcode Local: GBR GMVY.6PV
- Mapcode Global: WH314.6ZHQ
Location and coordinates are for the approximate centre of Llyn Bloeddia within this administrative area.
Geographic features and populated places may cross administrative borders.