Along the northern side the road is numbered as the B8019, and runs from the Pass of Killiecrankie on the A9 in the east to Tummel Bridge at the head of the loch.

[5] The Loch Tummel Lyon NSA covers 9,013 hectares (22,272 acres), all of which lies within Perth and Kinross.

Fishing is managed by the Loch Rannoch Conservation Association, who issue permits and control catches.

[10][11] Areas of forestry around Loch Tummel owned by Forestry and Land Scotland (FLS) form part of the Tay Forest Park, a network of FLS forests spread across the Highland parts of Perthshire that are managed to provide walks and amenities for visitors.

[8] The woods to the north of the loch are home to a number of protected species, including capercaillie, black grouse, red squirrel, pearl-bordered fritillary and juniper.

[15] The northern side of the loch has many archeological sites, including an Iron Age ring fort, abandoned townships,[13] and the remains of Pictish fortified villages.

[1] This area also includes the standing stones of Clachan Aoraidh, located at the head of Glen Fincastle in the Allean Forest.