- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 58°27'59"N 4°19'28"W
- Eastings/Northings: 264500, 955500
- OS Grid: NC645555
- Mapcode Local: GBR H6PB.XFY
- Mapcode Global: WH38G.JGW7
Location and coordinates are for the approximate centre of Grian-loch M within this administrative area.
Geographic features and populated places may cross administrative borders.