Swimming in Lake Lanier? What you need to know to stay safe and healthy - Dawson County News

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Swimming in Lake Lanier? What you need to know to stay safe and healthy

Jen Emerson, volunteer with Chattahoochee Riverkeeper, collects a sample of water from a stream at Wilshire Trails Park for the nonprofit's Neighborhood Water Watch on May 19, 2021. The stream empties into Lake Lanier. - photo by Kelsey Podo

SWIM.max-1200x675.jpg — Jen Emerson, volunteer with Chattahoochee Riverkeeper, collects a sample of water from a stream at Wilshire Trails Park for the nonprofit's Neighborhood Water Watch on May 19, 2021. The stream empties into Lake Lanier. - photo by Kelsey Podo

Is Lake Lanier safe for swimming? Several groups test the water regularly to answer that question, keeping their eyes open for high levels of chlorophyll-a and E.coli.