- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 51°58'1"N 3°44'19"W
- Eastings/Northings: 280652, 231282
- OS Grid: SN806312
- Mapcode Local: GBR Y6.LC90
- Mapcode Global: VH5F4.4TW9
Location and coordinates are for the approximate centre of Allt yr Hafod-fawr within this administrative area.
Geographic features and populated places may cross administrative borders.