- Category: Landcover
- Type: Other Landcover
- Latitude/Longitude: 52°8'12"N 4°34'45"W
- Eastings/Northings: 223568, 251848
- OS Grid: SN235518
- Mapcode Local: GBR D3.7DRV
- Mapcode Global: VH2MJ.KKWC
Location and coordinates are for the approximate centre of Allt y Gwrddon within this administrative area.
Geographic features and populated places may cross administrative borders.