- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 57°37'6"N 5°17'30"W
- Eastings/Northings: 203500, 863500
- OS Grid: NH035635
- Mapcode Local: GBR F89L.BVZ
- Mapcode Global: WH19S.PR9X
Location and coordinates are for the approximate centre of Allt Chn within this administrative area.
Geographic features and populated places may cross administrative borders.