- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 56°59'3"N 4°18'49"W
- Eastings/Northings: 259500, 790500
- OS Grid: NN595905
- Mapcode Local: GBR HBQ8.2T3
- Mapcode Global: WH3HM.QQ24
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.