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Search results with tag "Groundwater sources"
Safe Drinking Water Act (SDWA): A Summary of the Act and ...
fas.orgJul 01, 2021 · pace at which EPA regulated contaminants and to increase the protection of groundwater sources of drinking water. From 1974 until 1986, EPA had regulated just one additional contaminant beyond the 22 standards previously developed by the Public Health Service.5 The 1986