- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 51°48'14"N 4°25'44"W
- Eastings/Northings: 232623, 214487
- OS Grid: SN326144
- Mapcode Local: GBR D9.XG1Z
- Mapcode Global: VH3LM.5XXH
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.