Drinking Water Utilities Reiterate Cyanotoxin Health Advisory Concerns

Drinking water utilities are continuing to express concerns that EPA's health advisories (HAs) for cyanotoxins present significant challenges in risk communication and costs to communities heeding the recommendations. The utilities first raised their concerns last year shortly after EPA issued the advisories and supporting technical documents, which detail how drinking water utilities should monitor and treat source water containing the microbial contaminants. They repeated those concerns during an April 30 “lessons learned” webinar EPA hosted. While “the tone today between...