Question - What are the EPAs National Primary Drinking Water Regulations (NPDWR)?
Answer- The National Primary Drinking Water Regulations (NPDWR) are legally enforceable primary standards and treatment techniques that apply to public water systems. Primary standards and treatment techniques protect public health by limiting the levels of contaminants in drinking water. The aspects addressed by these regulations include: 1- microorganisms, 2- disinfectants, 3- disinfection byproducts, 4- inorganic chemicals, 5-organic chemicals and radionuclides. (https://www.epa.gov/ground-water-and-drinking-water/national-primary-drinking-water-regulations; accessed January 2019)
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