- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 57°23'55"N 4°15'23"W
- Eastings/Northings: 264500, 836500
- OS Grid: NH645365
- Mapcode Local: GBR H9V5.BZ4
- Mapcode Global: WH3FQ.L99G
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.