- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 52°2'15"N 4°27'8"W
- Eastings/Northings: 231886, 240512
- OS Grid: SN318405
- Mapcode Local: GBR D8.FVMH
- Mapcode Global: VH3KM.S11W
Location and coordinates are for the approximate centre of Allt Cilwen within this administrative area.
Geographic features and populated places may cross administrative borders.