- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 57°5'32"N 5°7'45"W
- Eastings/Northings: 210500, 804500
- OS Grid: NH105045
- Mapcode Local: GBR F9QZ.77C
- Mapcode Global: WH1DD.5ZQT
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.