- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°24'6"N 4°33'57"W
- Eastings/Northings: 229500, 392500
- OS Grid: SH295925
- Mapcode Local: GBR HM3Q.175
- Mapcode Global: WH41X.TRVK
Location and coordinates are for the approximate centre of Porth y Dyfn within this administrative area.
Geographic features and populated places may cross administrative borders.