- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 56°39'23"N 4°2'55"W
- Eastings/Northings: 274500, 753500
- OS Grid: NN745535
- Mapcode Local: GBR JCC3.XTN
- Mapcode Global: WH4LF.SY6H
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.