Search results with tag "Investigations based on revised total coliform rule"

Investigations Based on Revised Total Coliform Rule (RTCR)

a new list of no more than 30 unregulated contaminants to be monitored by public water systems (PWSs). The fourth Unregulated Contaminant Monitoring Rule (UCMR4) was published in the Federal Register on Dec. 20, 2016. This cycle of UCMR will run from 2017 to 2021 with monitoring …

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