- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°48'14"N 4°45'11"W
- Eastings/Northings: 214500, 326500
- OS Grid: SH145265
- Mapcode Local: GBR GPM8.ZDP
- Mapcode Global: WH33L.YSP6
Location and coordinates are for the approximate centre of Porth Llanllawen within this administrative area.
Geographic features and populated places may cross administrative borders.