40 CFR §141.111
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Each public water system must certify annually in writing to the State (using third party or manufacturer's certification) that when acrylamide and epichlorohydrin are used in drinking water systems, the combination (or product) of dose and monomer level does not exceed the levels specified as follows: