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Revisions to the Unregulated Contaminant Monitoring Rule (UCMR 5) for Public Water Systems and Announcement of Public Meetings

EPA - 2021-12-27

EPA requires public water systems to monitor lithium and 29 PFAS compounds in drinking water under UCMR 5, establishing baseline occurrence data for these materials in U.S. water supplies.

Signal typeregulatory_update
Strategic importancemedium
MaterialsLithium, Per- and polyfluoroalkyl substances (PFAS)

Primary source: https://www.federalregister.gov/documents/2021/12/27/2021-27858/revisions-to-the-unregulated-contaminant-monitoring-rule-ucmr-5-for-public-water-systems-and

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