- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 56°11'47"N 4°36'16"W
- Eastings/Northings: 238500, 703500
- OS Grid: NN385035
- Mapcode Local: GBR 0K.FHKJ
- Mapcode Global: WH3MC.7HMY
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.