Swimmers are being warned to stay away from a popular Minneapolis lake ahead of a warm weekend.
The Minneapolis Parks and Recreation Board issued a hazardous algae advisory for Lake Nokomis’ Main Beach and 50th Street Beach due to blue-green algae.
The board found the lake to have levels of microcystin, a chemical the blue-green algae can produce, exceeding state guidelines for safe swimming. It will re-sample and reopen the beaches when bacteria levels are back within state guidelines…