- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°54'42"N 4°26'11"W
- Eastings/Northings: 232500, 226500
- OS Grid: SN325265
- Mapcode Local: GBR D9.PL6B
- Mapcode Global: VH3L7.16WR
Location and coordinates are for the approximate centre of Afon fach Pontgarreg within this administrative area.
Geographic features and populated places may cross administrative borders.