WALLA WALLA, Wash. – Walla Walla Department of Community Health is cautioning that cyanobacteria, otherwise known as blue-green algae, was discovered on Bennington Lake.

In their toxic form, blue-green algae can kill pets, waterfowl, and other animals. They can also cause serious illness to humans. Bennington Lake visitors are advised to stay out of the water until further testing shows the toxins reduced to safe levels. Typically, the toxin remains in the water for about one week after the bloom


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