- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°24'58"N 4°17'45"W
- Eastings/Northings: 247500, 393500
- OS Grid: SH475935
- Mapcode Local: GBR HMRN.YPF
- Mapcode Global: WH421.ZDFF
Location and coordinates are for the approximate centre of Porth Eilian within this administrative area.
Geographic features and populated places may cross administrative borders.