This draft document is superseded by the final recommended criteria and swimming advisories published in 2019 and is available for informational purposes only. You can view the final document and supporting information at regulations.gov (Docket ID No. EPA-HQ-OW-2016-0715) or view the final critera or swimming advisories by clicking the related information box on the right.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Fact Sheet: Draft Human Health Recreational Ambient Water Quality Criteria/Swimming Advisories for Microcystins and Cylindrospermopsin (PDF)(2 pp, 119 K)
- Document: Draft Human Health Recreational Ambient Water Quality Criteria and/or Swimming Advisories for Microcystins and Cylindrospermopsin (PDF)(185 pp, 3 MB)