- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 55°53'34"N 4°5'7"W
- Eastings/Northings: 269676, 668610
- OS Grid: NS696686
- Mapcode Local: GBR 3Z.1NF0
- Mapcode Global: WH4Q9.64RR
Location and coordinates are for the approximate centre of Johnston Loch within this administrative area.
Geographic features and populated places may cross administrative borders.