- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 57°17'19"N 6°6'32"W
- Eastings/Northings: 152500, 829500
- OS Grid: NG525295
- Mapcode Local: GBR C99G.8JW
- Mapcode Global: WGZ8W.4264
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.