- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°36'19"N 3°35'40"W
- Eastings/Northings: 289672, 190838
- OS Grid: SS896908
- Mapcode Local: GBR HC.B4KY
- Mapcode Global: VH5GY.NX23
Location and coordinates are for the approximate centre of Cwm Garw Fechan within this administrative area.
Geographic features and populated places may cross administrative borders.