Drinking Water Program
Drinking Water Program. OELA Spring Workshop May 15, 2009. Oregon Public Water Systems. 91 Regulated Drinking Water Contaminants (2009). 7 Microbials (bacteria, viruses, parasites) 7 Disinfection by-products (trihalomethanes, haloacetic acids) 16 Inorganic chemicals (arsenic, nitrate, lead)
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