- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°48'35"N 4°29'11"W
- Eastings/Northings: 232500, 326500
- OS Grid: SH325265
- Mapcode Local: GBR 57.W2LT
- Mapcode Global: WH44W.1MTN
Location and coordinates are for the approximate centre of Porth Bach within this administrative area.
Geographic features and populated places may cross administrative borders.