An official website of the United States government.
Find out about the quality of the water at beaches and health risks associated with swimming in polluted water.
Check water quality, read beach safety tips and learn what you can do to protect and clean up beaches.
EPA has released a suite of materials states and communities can use to protect public health during harmful algal bloom (HAB) outbreaks caused by cyanobacteria.
Contact Us to ask a question, provide feedback, or report a problem.