- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 51°58'23"N 3°59'40"W
- Eastings/Northings: 263091, 232388
- OS Grid: SN630323
- Mapcode Local: GBR DW.KV4C
- Mapcode Global: VH4HJ.QN3S
Location and coordinates are for the approximate centre of Allt yr Arian within this administrative area.
Geographic features and populated places may cross administrative borders.