Outdoors

Looking to cool off in Deep Lake? Think again, say public health officials

Thurston County health officials say swimmers have been contracting swimmer’s itch at Deep Lake, the popular swimming spot at Millersylvania State Park.
Thurston County health officials say swimmers have been contracting swimmer’s itch at Deep Lake, the popular swimming spot at Millersylvania State Park. The News Tribune

Staff at Thurston County Public Health and Social Services were alerted Tuesday that some people using Deep Lake have contracted swimmer’s itch.

The itch is caused by an allergic reaction to microscopic parasites, and typically appears as a skin rash. Parasites are often released by infected snails into both fresh and saltwater, and are more prevalent in summer months.

Though symptoms may include tingling, burning or itchy skin, swimmer’s itch does not typically have long-term effects, health officials say.

Deep Lake is a popular summer swimming destination at Millersylvania State Park, especially during hot weather. However, swimmers should not swim in areas where swimmer’s itch is a known problem, or in marshy areas, where snails are typically found.

Applying waterproof sunscreen can reduce the risk of parasites attaching to the skin, and anyone exposed to the water should immediately towel dry or shower after leaving the water.

Joanna Hou
The Olympian
Joanna Hou is a news intern for The Olympian. She is a student at Northwestern University majoring in journalism and history, and has previously worked at Frontline PBS and Midstory. At her college paper, The Daily Northwestern, she most recently served as campus editor.
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