- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 58°11'52"N 5°7'26"W
- Eastings/Northings: 216500, 927500
- OS Grid: NC165275
- Mapcode Local: GBR F7Q1.XC5
- Mapcode Global: WH175.868N
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.