Disinfectants, disinfectant residuals, disinfection byproducts, and disinfection byproduct precursors

Public water systems shall conduct monitoring to determine compliance with maximum contaminant levels, maximum residual disinfectant levels, and treatment technique requirements for disinfectants, disinfectant residuals, disinfection byproducts, and disinfection byproduct precursors as set forth under title 40 Code of Federal Regulations part 141, subparts L and V. Public water systems shall also comply with the requirements for conducting an initial distribution system evaluation as set forth under title 40 Code of Federal Regulations part 141, subpart U.