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The Oregon Health Authority (OHA) works to protect people where we live, work and play.
OHA collects and reviews available data on cyanobacteria blooms, and informs the public by issuing and lifting recreational use health advisories.
Most Oregon waterbodies are not monitored due to limited resources, so remember: when in doubt, stay out.
Current advisories will be listed below. Visit the Cyanobacteria blooms website to learn more.
Permanent Advisory - South Umpqua River: Avoid pools of water in bedrock
Beach water is sampled from Memorial Day through Labor Day each year at
Water is tested for high levels of fecal bacteria. Elevated levels are reported to the public and signs are posted to let visitors know when there is a health advisory issued.
2020 Update: As state parks have reopened to public use, the Oregon Beach Monitoring Program has resumed monitoring Oregon beaches for harmful bacteria in the north, mid and south coast. Visit the
Beach water quality website to learn more.
Advisories and consumption guidelines help you get the health benefits of eating fish and shellfish while protecting you and your family from contaminants that are sometimes found in seafood.
Get tips for keeping yourself and your family safe and healthy in the outdoors.
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