- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 51°53'15"N 4°41'8"W
- Eastings/Northings: 215276, 224417
- OS Grid: SN152244
- Mapcode Local: GBR CY.RBDF
- Mapcode Global: VH2NM.QTRB
Location and coordinates are for the approximate centre of Allt March-gwyn within this administrative area.
Geographic features and populated places may cross administrative borders.