- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 51°35'44"N 3°2'11"W
- Eastings/Northings: 328291, 189038
- OS Grid: ST282890
- Mapcode Local: GBR J4.BLVZ
- Mapcode Global: VH7BC.B504
Location and coordinates are for the approximate centre of Ynysfro Reservoirs within this administrative area.
Geographic features and populated places may cross administrative borders.