- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 51°58'3"N 4°51'36"W
- Eastings/Northings: 203625, 233771
- OS Grid: SN036337
- Mapcode Local: GBR CQ.L94G
- Mapcode Global: VH1QP.QT10
Location and coordinates are for the approximate centre of Allt Cwm-du within this administrative area.
Geographic features and populated places may cross administrative borders.