- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°34'34"N 3°8'17"W
- Eastings/Northings: 321219, 186995
- OS Grid: ST212869
- Mapcode Local: GBR HZ.CZ77
- Mapcode Global: VH6DV.KM8Z
Location and coordinates are for the approximate centre of Cwm Leyshon within this administrative area.
Geographic features and populated places may cross administrative borders.