- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 52°2'31"N 4°31'29"W
- Eastings/Northings: 226938, 241213
- OS Grid: SN269412
- Mapcode Local: GBR D5.FG9D
- Mapcode Global: VH2MY.JX7T
Location and coordinates are for the approximate centre of Allt y Gelli within this administrative area.
Geographic features and populated places may cross administrative borders.