Water Quality
- Report Cards: Historical Lake Grade Report Summary Report includes grades from 1998 to 2007.
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Water Quality Reports: Comprehensive Hydrologic Data for 2007, 2006, 2005, 2004, 2003, 2002, 2001, and 2000. (these are large files and may take several minutes to download).
- PFOS: Contaminants found in Lake Calhoun: Information on PFOS and related compounds.
- Ecology of Lake Littoral Zones: Presentation on the importance of littoral zones in lake systems. Joe Bischoff, Wenck Associates, Inc.
- Water Pathogens: Learn about water illnesses that are often caused by storm water runoff.
- Alum Treatment Information: Learn about why Alum treatments are effective in some lakes and not in others.
- Satellite Water Quality Information: See water quality as predicted from satellite images for 1973-1976 and 1991-2004
Links to PDF documents in this site require Adobe Acrobat Reader, which you can download for free by clicking on the image below. (this will open in a separate browser window)
