- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°40'5"N 3°37'49"W
- Eastings/Northings: 287341, 197877
- OS Grid: SS873978
- Mapcode Local: GBR HB.61K1
- Mapcode Global: VH5GR.1B2F
Location and coordinates are for the approximate centre of Cwm Llaethdy within this administrative area.
Geographic features and populated places may cross administrative borders.