- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 51°52'34"N 4°3'41"W
- Eastings/Northings: 258193, 221760
- OS Grid: SN581217
- Mapcode Local: GBR DS.RWSC
- Mapcode Global: VH4J2.K37G
Location and coordinates are for the approximate centre of Allt y Garegan within this administrative area.
Geographic features and populated places may cross administrative borders.