- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°23'54"N 4°16'48"W
- Eastings/Northings: 248500, 391500
- OS Grid: SH485915
- Mapcode Local: GBR HMTQ.66G
- Mapcode Global: WH422.7T4Z
Location and coordinates are for the approximate centre of Porthygwichiaid within this administrative area.
Geographic features and populated places may cross administrative borders.