Stakeholders Meeting on Chemical Monitoring Revisions for Public Water Systems

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The U.S. Environmental Protection Agency (EPA) will hold a two-day public meeting on January 12 and January 13, 1999 in Washington, D.C. Please be advised that if the agenda is completed on January 12, the meeting will not resume on January 13, 1999. The purpose of this meeting will be to collect input on the appropriate course of action to take with the Agency's effort to revise the monitoring requirements for certain chemicals in drinking water. The EPA has completed a review of new occurrence data and intends to present a summary of these findings at the meeting. The data reviewed and analyzed includes public water supply (PWS) compliance monitoring data and data from other water-quality contaminant occurrence data bases. Most of the data was formatted to extrapolate information regarding contaminant occurrence rates, occurrence by contaminant groups, contaminant co-occurrence, system vulnerability to synthetic and volatile organic compounds, seasonal and temporal variations, contaminant variability categorized by source and system size, and an evaluation of the national representativeness of the data sets. The EPA will consider the comments and views expressed during this meeti