- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 57°18'42"N 6°13'40"W
- Eastings/Northings: 145500, 832500
- OS Grid: NG455325
- Mapcode Local: GBR C90D.84C
- Mapcode Global: WGY7H.9HK0
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.