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Joseph Cotruvo

Dr. Joseph Cotruvo is president of Joseph Cotruvo & Associates LLC and Honorary Research Professor of Chemistry and of Environmental Sciences at the University of Toledo. His career spans disciplines that include water chemistry and technology, federal and international regulatory development, health guidance, water science, technology and toxicology research, and water and wastewater system oversight.

Dr. Cotruvo was first director of USEPA’s Drinking Water Standards Division and also director of USEPA’s Risk Assessment Division in Toxics. He developed much of the methodology for U.S. drinking water standards and applied it initially to THM regulations. He is a core member of the World Health Organization’s Committees developing Guidelines for Drinking Water Quality and has developed or engaged in major water and health monograph products for the World Health Organization.

Dr. Cotruvo has been principal or co-principal investigator on studies of drinking water safety, technology, security, decontamination, point-of-use treatment, disinfection byproducts and health issues. He is chairman of the National Regulatory Committee of the Water Reuse Foundation and serves on the Orange County, Calif., Groundwater Replenishment System and San Diego and Los Angeles water reuse science advisory panels. He is an honorary life member of AWWA, and he chairs the Water Quality Committee of the Board of Directors of the Washington, D.C. Water Authority.


Waterborne microbial disease still the greatest risk to water supplies

Rehabilitation prevents leaks and breaks where inoculation and accumulation occur
Traditionally, most microbial waterborne diseases in the United States are gastrointestinal and short-term, self-resolving infections. They can include bacterial pathogens, enterovirus, rotavirus, norovirus and hepatitis A virus, or protozoa like Cryptosporidium and giardia.
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Tempest in a chromium teapot

Weight of evidence has always been counter to carcinogenicity by ingestion at environmentally relevant levels, author says
Hexavalent chromium, also written as Cr VI, is one of the chemicals, or ions, of interest to the U.S Environmental Protection Agency (USEPA) and the State of California as possible drinking water contaminants to be reregulated.
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