- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°5'26"N 3°47'5"W
- Eastings/Northings: 277812, 245095
- OS Grid: SN778450
- Mapcode Local: GBR Y4.BKSD
- Mapcode Global: VH5DJ.BQX4
Location and coordinates are for the approximate centre of Cwm Nant-y-glo within this administrative area.
Geographic features and populated places may cross administrative borders.