Politics & Government
County Shuts Lake Ronkonkoma to Bathers
Health department finds high levels of blue-green algae.
The Suffolk County Department of Health on Wednesday closed beaches on Lake Ronkonkoma after finding high levels of cyanobacteria, also known as blue-green algae.
Cyanobacteria can be dangerous to humans if they produce toxins in large concentrations, something that could occur in algal blooms.
The county keeps a full list of closed beaches on its website.
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