- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 57°10'5"N 5°38'55"W
- Eastings/Northings: 179500, 814500
- OS Grid: NG795145
- Mapcode Local: GBR D9FS.3CQ
- Mapcode Global: WH0BT.63C3
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.