- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 55°19'44"N 4°24'46"W
- Eastings/Northings: 247022, 606550
- OS Grid: NS470065
- Mapcode Local: GBR 4K.6B7F
- Mapcode Global: WH3RQ.59VZ
Location and coordinates are for the approximate centre of Loch William within this administrative area.
Geographic features and populated places may cross administrative borders.