- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 52°4'18"N 3°48'2"W
- Eastings/Northings: 276672, 243029
- OS Grid: SN766430
- Mapcode Local: GBR Y4.CMVK
- Mapcode Global: VH5DQ.26J0
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.