DENVER — The U.S. Environmental Protection Agency (EPA) has issued health advisories for cyanotoxins microcystins and cylindrospermopsin, according to

“These non-regulatory levels are levels below which there are expected to be no health impacts,” shared the article.

EPA has established different advisory levels based on a person’s age (below six years and above six years), noted the article. The website shows the levels are based on 10 days of exposure:

  • 0.3 µg/L for microcystin and 0.7µg/L for cylindrospermopsin for children less than six years old 
  • 1.6 µg/L for microcystin and 3.0 µg/L for cylindrospermopsin for children six and up and adults

EPA has posted the advisories on its website, as well as a fact sheet and recommendations to help public utilities manage the cyanotoxins.

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