- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 52°1'31"N 4°17'31"W
- Eastings/Northings: 242834, 238817
- OS Grid: SN428388
- Mapcode Local: GBR DH.GD0Z
- Mapcode Global: VH3KQ.KC85
Location and coordinates are for the approximate centre of Allt Pen-y-lan within this administrative area.
Geographic features and populated places may cross administrative borders.