- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°59'56"N 4°6'22"W
- Eastings/Northings: 255500, 235500
- OS Grid: SN555355
- Mapcode Local: GBR DQ.JB3F
- Mapcode Global: VH4HG.S01T
Location and coordinates are for the approximate centre of Nant y Ffin within this administrative area.
Geographic features and populated places may cross administrative borders.