Presence of Selected Chemicals of Emerging Concern in Water and Bottom Sediment from the St. Louis River, St. Louis Bay, and Superior Bay, Minnesota and Wisconsin, 2010 Image Date Issued 2010 Author Christensen, Victoria G. Lee, Kathy E. Kieta, Kristen A. Elliott, Sarah M. Main Topic Water Conveyance & Hydraulics Water Education, Outreach & Community Capacity