- Category: Water Feature
- Type: Island
- Latitude/Longitude: 51°51'35"N 5°9'32"W
- Eastings/Northings: 182572, 222652
- OS Grid: SM825226
- Mapcode Local: GBR CB.T100
- Mapcode Global: VH1R3.JHHZ
Location and coordinates are for the approximate centre of Dinas Fach within this administrative area.
Geographic features and populated places may cross administrative borders.