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Drinking Water

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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US Water Prize winners announced

The U.S. Water Alliance, a non-profit organization dedicated to raising awareness of water-sustainability issues, announced the winners of its 2013 U.S. Water Prize in a ceremony today in Washington, D.C.
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Latest rules for monitoring unregulated contaminants now in force

UCMR 3 samples must be analyzed by a registered laboratory, with each test method approved
The U.S. Environmental Protection Agency (EPA) recently implemented its third Unregulated Contaminant Monitoring Rule (UCMR 3), requiring public water systems (PWS) to conduct assessment monitoring for the presence of 28 additional chemicals and two viruses during a 12-month period beginning as early as January 2013.
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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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