- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 56°43'1"N 4°10'58"W
- Eastings/Northings: 266500, 760500
- OS Grid: NN665605
- Mapcode Local: GBR JB1Z.2Q2
- Mapcode Global: WH4L5.QFCH
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.