Long Knife Peak, Waterton Biosphere Reserve

Long Knife Peak is located in the Clark Range, Glacier National Park in the U.S. state of Montana. Though much of the mountain slopes extend into the Canadian Province of British Columbia, the main summit is in the U.S. Long Knife Peak rises more than a vertical 1 mile above Upper Kintla Lake. It is also the most northerly peak and land area in the contiguous United States above 9,000 feet. Long Knife Peak is on an east west ridgeline identified as the "Boundary Mountains" on the USGS 7.5 minute topo quad and this extended ridge, with peak 8864, also contains the most northerly named peak and land area in the contiguous United States above 8,000 feet. ()