Data and reports published by the Fox River Study Group can be found at the following link
on the Illinois State Water Survey's website:
Illinois State Water Survey - Fox Information

Illinois Department of Natural Resources
Illinois Environmental Protection Agency  - IEPA Illinois State Water Survey
United States Environmental Protection Agency (USEPA)
United States Geological Survey - Water Resources

Links to our partner members' Websites can be found on the Watershed Partners page
Fox River Study Group, Inc., 682 State Route 31, Oswego, IL 60543