- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°34'58"N 3°39'11"W
- Eastings/Northings: 288095, 299641
- OS Grid: SN880996
- Mapcode Local: GBR 9B.B97H
- Mapcode Global: WH68P.VBMN
Location and coordinates are for the approximate centre of Cwm Nant Heli within this administrative area.
Geographic features and populated places may cross administrative borders.