- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 56°34'24"N 6°15'32"W
- Eastings/Northings: 138500, 750500
- OS Grid: NM385505
- Mapcode Local: GBR BCXB.RV9
- Mapcode Global: WGYC4.T1NM
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.