Beach Testing
The Health Department kicks off summer by beginning their beach monitoring program. They monitor local beaches for bacteria and harmful algae blooms throughout the summer, starting Memorial Day weekend, and ending Labor Day weekend. Beaches include, Mead Lake, Rock Dam, Lake Arbutus, and Sherwood Lake.
Frequently Asked Questions
2025 Beach Test Results
Signs will be placed at beaches that have unsafe water quality due to high levels of bacteria (beach closed / advisory).
Blue-green algae blooms aren’t always toxic—but some can be. Only certain species produce toxins, and levels can change quickly. A bloom that’s harmless today could be dangerous tomorrow. Since testing takes time, it’s safest to avoid contact when you see a bloom. Learn more here.
Beach Day Tips: Stay Safe & Have Fun
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Swim with a buddy and stay in designated areas
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Stay hydrated and wear SPF 30+ sunscreen
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Protect your eyes with UV-blocking sunglasses
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Take breaks in the shade and wear a hat
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Rinse off after swimming and wash hands before eating
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Don’t swallow the water
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Avoid swimming near storm drains or after heavy rain
Enjoy the water—safely!
Help Keep Beaches Clean
Do your part to protect our beaches:
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Throw away trash, especially cigarette butts, diapers, and pet waste
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Don’t feed birds—they contribute to water contamination
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Stay out of the water if you’re sick
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Use swim diapers and covers for little ones
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Never dump into storm drains
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Limit lawn chemicals at home
Clean actions keep our waters safe!
To report a public health emergency or communicable disease after hours, please contact Clark County Dispatch at (715) 743-3157.
Our office is closed on significant holidays & days of recognition. Please click here for more information. Â