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On Sept. 19, 2000, the US Environmental Protection Agency, AWWA, and other stakeholders,such as state, environmental and public health organizations, signed an Agreement in Principlethat describes how the Stage 2 Disinfection/Disinfectant Byproducts Rule (D/DBP Rule)monitoring locations are to be selected and how compliance will be determined. The stakeholdersagreed to split the Stage 2 Rule into two parts:Stage 2a, in which the trihalomethane (THM) and haloacetic acid (HAA) maximumcontaminant levels (MCL) will be temporarily increased to 120 ug/L and 100 ug/L respectively;and,Stage 2b in which the MCLs will return to 80 ug/L for THMs and 60 ug/L for HAA5.

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Edition: Vol. - No. Published: 06/15/2003 Number of Pages: 2File Size: 1 file , 190 KB