HIGHWAY 93 (1968 – 2000)Water Quality Monitoring Agreement • February 22nd, 2006
Contract Type FiledFebruary 22nd, 2006The Elk River watershed is located in the southeast corner of British Columbia, and drains 4450 km2 of the Rocky Mountains to the Kootenay River/Lake Koocanusa about 20 km upstream from the border with the United States. The water quality sampling station on the Elk River is located just upstream from the confluence with the Kootenay River/Lake Koocanusa at Highway 93. This assessment is based on up to 33 years of water quality data during 1968-2000. The main human activities in the Elk River watershed are open pit coal mining, forestry, outdoor tourism, and residential and commercial development. The water quality trends identified below have not yet been confirmed by statistical analysis.