- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 56°26'57"N 4°4'12"W
- Eastings/Northings: 272500, 730500
- OS Grid: NN725305
- Mapcode Local: GBR JCBN.SFN
- Mapcode Global: WH4ML.G525
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.