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Water Systems

The Unregulated Contaminant Monitoring Regulation supporting the second cycle (UCMR 2) of monitoring was signed on December 20, 2006. The UCMR 2 includes 25 contaminants using five analytical methods. These contaminants are divided into two types: Assessment Monitoring and Screening Survey.

Note: If you have questions about your applicability, please call the UCMR 2 Message Center at (800) 949-1581.

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