Muncho Lake is a lake in northern British Columbia, Canada. The lake is part of the Muncho Lake Provincial Park and located at kilometre 681 of the Alaska Highway. The lake is about 12 km long and its width varies. It reaches a maximum depth of 110 m. The surrounding peaks reach altitudes of more than 2,000 m, while the lake lies at an elevation of 8…Muncho Lake is a lake in northern British Columbia, Canada. The lake is part of the Muncho Lake Provincial Park and located at kilometre 681 of the Alaska Highway. The lake is about 12 km long and its width varies. It reaches a maximum depth of 110 m. The surrounding peaks reach altitudes of more than 2,000 m, while the lake lies at an elevation of 820 m. It is formed along the Trout River, a tributary of the Liard River.