Loch of Lintrathen is a man-made loch occupying a glacial basin at the southern end of Glen Isla, approximately 13 kilometres (8.1 mi) west of town of Kirriemuir in Angus, Scotland. The small village of Bridgend of Lintrathen lies on the southern shore of the loch, which is owned by Scottish Water and used as a water supply reservoir as well as an important wildlife site. The loch has been the main water supply for the city of Dundee and Angus since 1875. The water in the Loch of Lintrathen feeds down from Backwater Reservoir 4 kilometres (2.5 mi) to the north and exits it via sluices at Bridgend of Lintrathen, flowing southward past Lintrathen Mill in the ‘Melgam Water’, which has a confluence with the River Isla 3 kilometres (1.9 mi) farther south at Airlie Castle. The loch has a surface