- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 56°50'54"N 3°49'46"W
- Eastings/Northings: 288500, 774500
- OS Grid: NN885745
- Mapcode Local: GBR JBXM.8FL
- Mapcode Global: WH5LX.44L5
Location and coordinates are for the approximate centre of Allt Mhairc within this administrative area.
Geographic features and populated places may cross administrative borders.