- Category: Water Feature
- Type: Island
- Latitude/Longitude: 52°1'33"N 4°55'5"W
- Eastings/Northings: 199886, 240425
- OS Grid: SM998404
- Mapcode Local: GBR CN.GDQN
- Mapcode Global: VH1QG.PBRM
Location and coordinates are for the approximate centre of Careg-y-Fran within this administrative area.
Geographic features and populated places may cross administrative borders.