Algae warning for Lake Anna

The Virginia Department of Health has expanded it’s algae warning for Lake Anna to include the North Anna upper and middle branches, as well as the Upper Pamunkey branch which is under advisory.

The algae is from cyanobacteria blooms and can be harmful. If you or someone you know is experiencing symptoms after swimming please call the harmful algae hotline 1-888-238-6154

To make a report of algae or to look at the algae map bloom surveillance please visit

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