- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 52°1'25"N 4°44'33"W
- Eastings/Northings: 211924, 239698
- OS Grid: SN119396
- Mapcode Local: GBR CW.GN85
- Mapcode Global: VH2N0.RD3H
Location and coordinates are for the approximate centre of Allt Henllys within this administrative area.
Geographic features and populated places may cross administrative borders.