- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 57°12'31"N 6°20'55"W
- Eastings/Northings: 137500, 821500
- OS Grid: NG375215
- Mapcode Local: GBR B9QN.SXL
- Mapcode Global: WGY80.G20G
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.