Water Monitoring Fact Sheets for Spring seasons in 2014, 2015, and 2016 are available at http://lakeerie.ohio.gov/
A map at http://arcg.is/21i9CUF shows the locations of sites and users can access daily mean loads and concentrations data by clicking on each site.
(Public domain.)
USGS.gov
https://www.usgs.gov/center-news/western-lake-erie-tributary-water-monitoring-summary