- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 51°50'20"N 4°36'28"W
- Eastings/Northings: 220421, 218809
- OS Grid: SN204188
- Mapcode Local: GBR D1.VCNJ
- Mapcode Global: VH2P2.21RM
Location and coordinates are for the approximate centre of Allt y Clyn within this administrative area.
Geographic features and populated places may cross administrative borders.