- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 57°15'9"N 5°31'27"W
- Eastings/Northings: 187500, 823500
- OS Grid: NG875235
- Mapcode Local: GBR D9RK.68Y
- Mapcode Global: WH0B9.3YLX
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.