Loch Achall

Loch Achall (Scottish Gaelic: Loch Ach a' Challa, meaning "loch of the hazel field") is a freshwater loch, lying 3 kilometres (1.9 mi) northeast of Ullapool, in Rhidorroch, Ross and Cromarty, Scotland.

Loch Achall
Loch Ach a' Challa
A view towards the east end of the loch from Stacan Dubha.
Loch Achall
Location	Ullapool, Ross and Cromarty, Scotland
Coordinates	57°54′29.83″N 5°4′56.18″W
Primary outflows	River Ullapool
Basin countries	Scotland
Max. length	3 km (1.9 mi)
Surface area	3.36 km2 (1.30 sq mi)
Average depth	8.4 m (27.7 ft)
Max. depth	21 m (70 ft)
Water volume	11.4 km3 (2.7 cu mi)
Surface elevation	80 m (260 ft)

Geography

Loch Achall is a long narrow loch, 579 m (1,900 ft) at its widest point. It is dominated by the peaks of the Marilyn's Beinn Eilideach directly to the south, at 559 m (1,833 ft) and the peak of Meall Liath Choire to the north east at 549 m (1,801 ft). The loch is fed by the Rivers Rhidorroch and Allt a'Ghiubhais, while the River Ullapool flows from its western end towards Loch Broom.