Mackenzie River from the Peace-Athabasca system are significantly slowed by the delta area at the western end of Lake Athabasca causing the lake to rise, and the excess water can only flow out after the rivers have receded. The same phenomenon occurs at Great Slave Lake, which naturally regulates the flow from the Slave River into the Mackenzie. There are river gages at several upstream points along the Mackenzie River. The average flow rate at the outlet of Great Slave Lake is . At Fort Simpson, below the Liard River, it is . At Norman Wells it is , and at the
Mackenzie River (Victoria) descends over its course. The river is crossed by the Henty Highway, south of Horsham. In the local indigenous language the river is named Bun-nah, meaning "tea-tree scrub"; and in the Jardwadjali language, Bunud, meaning "mallee tree, tea-tree scrub". Mackenzie River (Victoria) The Mackenzie River, an inland intermittent river of the Wimmera catchment, is located in the Grampians region of the Australian state of Victoria. Rising in the Grampians National Park, on the northern slopes of the Great Dividing Range, the Mackenzie River flows generally north by west and drains into the Wimmera River, southwest of . The Mackenzie River