- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 56°48'0"N 3°24'5"W
- Eastings/Northings: 314500, 768500
- OS Grid: NO145685
- Mapcode Local: GBR W0.TPTM
- Mapcode Global: WH6NF.QBDS
Location and coordinates are for the approximate centre of Allt M within this administrative area.
Geographic features and populated places may cross administrative borders.