- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°58'26"N 4°28'8"W
- Eastings/Northings: 230500, 233500
- OS Grid: SN305335
- Mapcode Local: GBR D7.KXSP
- Mapcode Global: VH3KT.HN61
Location and coordinates are for the approximate centre of Afon Sylgen within this administrative area.
Geographic features and populated places may cross administrative borders.