Washington State Recreational Guidelines for Toxic Cyanobacteria

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Washington State Recreational Guidelines for Toxic Cyanobacteria

Recreational guidelines for microcystins are under review at this time. Recreational guidelines for anatoxin-a are currently under development by the Washington State Department of Health.


Anderson Lake, Jefferson County 2007	Vancouver Lake, Clark County 2007

Call or email Department of Ecology to report a cyanobacterial bloom:
1-425-649-7288 TSHO461@ecy.wa.gov

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Washington State Department of Health
Division of Environmental Health
Office of Environmental Health Assessments
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Last Update: Wednesday, December 26, 2007