- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 57°56'12"N 4°45'47"W
- Eastings/Northings: 236500, 897500
- OS Grid: NH365975
- Mapcode Local: GBR G7MR.6WZ
- Mapcode Global: WH29M.SRZZ
Location and coordinates are for the approximate centre of Allt nan C within this administrative area.
Geographic features and populated places may cross administrative borders.