Economic losses can be staggering. Among the effects of concern are increases in dissolved salts, suspended sediments, nutrients, trace elements and pesticides. Here is a review of water quality issues in Red River Basin posted by the Minnesota Pollution Control Agency . Because of the minimal effect of an outlet on Devils Lake water levels, flood protection works need to be constructed in any case. The U.S. Geological Survey provides flooding history and forecasts for the Devils Lake on a Web site.
All calculations show that the lake levels are most likely to decline .
Opponents of the project in the United States Manitoba is not alone in opposing these projects. The Great Lakes Commission also vigorously opposes the Dakota Water Resources Act. The National Wildlife Federation has taken the lead in organizing opposition to the latest plan for the Garrison Diversion project. Have a look also at a letter to the members of the U.S. Congress from this organization. Several North Dakota Indian Tribes joined Manitoba Aboriginal leaders calling for a comprehensive, public environmental impact study of the Devils Lake Outlet and any other Devils Lake stabilization projects, including the Twin Lakes Temporary Emergency Outlet.