- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°49'29"N 3°45'51"W
- Eastings/Northings: 278500, 215500
- OS Grid: SN785155
- Mapcode Local: GBR Y5.WBWK
- Mapcode Global: VH5FW.PDSD
Location and coordinates are for the approximate centre of Gwys Fach within this administrative area.
Geographic features and populated places may cross administrative borders.