Water Quality Information for Oceans, Lakes, and Rivers by State

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Visiting beaches, lakes, and rivers is a good way to stay physically active and keep your mind and body healthy. However, it is important to learn and follow CDC’s recommendations for how to protect yourself and others from COVID-19 when visiting these and other outdoor recreational areas.

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Before you plan a visit to any natural body of water, it is important to check on water quality conditions to protect your health and the health of your loved ones. Knowing this information can also save you a trip to a swim area that may be closed due to health risks or water safety reasons.

Browse your state’s information below to find out more on water quality advisories, beach monitoring, water quality programs, and harmful algal bloom monitoring resources.

Other Jurisdictions

Northern Mariana Islands
Page last reviewed: June 11, 2020