2040-AF28 201910 The Regulatory Plan and the Unified Agenda of Federal Regulatory and Deregulatory Actions 2040 Office of Water OW 2000 Environmental Protection Agency EPA National Primary Drinking Water Regulations: Regulation of Perchlorate

Pursuant to a consent decree entered by the U.S. District Court for the Southern District of New York, the Environmental Protection Agency (EPA) is required to finalize a national primary drinking water regulation (NPDWR) with a maximum contaminant level goal (MCLG) for perchlorate in drinking water no later than December 19, 2019.The EPA's proposal (84 FR 30524) evaluates the feasibility and affordability of treatment technologies to remove perchlorate from drinking water and examines the costs and benefits of a Maximum Contaminant Level (MCL) and alternative MCLs.

]]> Other Significant Previously Published in The Unified Agenda Final Rule Stage No No Regulatory 40 CFR 141 40 CFR 142 42 U.S.C. 300f et seq., Safe Drinking Water Act Judicial Final 12/19/2019 Consent Decree, NRDC v. EPA (No. 16 Civ. 1251, S.D.N.Y., October 18, 2016) Judicial NPRM 05/28/2019 Consent Decree, NRDC v. EPA (No. 16 Civ. 1251, S.D.N.Y., October 18, 2016) No NPRM 06/26/2019 84 FR 30524 NPRM Comment Period End 08/26/2019 Final Rule 12/00/2019 Docket #:EPA-HQ-OW-2009-0297 No No Federal Local State Tribal No No https://www.epa.gov/dwstandardsregulations/perchlorate-drinking-water 221310 Water Supply and Irrigation Systems 924110 Administration of Air and Water Resource and Solid Waste Management Programs No No Samuel Hernandez 2040 Office of Water OW 202 564-1735 hernandez.samuel@epa.gov 1200 Pennsylvania Avenue NW, Mail Code 4607M, Washington DC 20460 Lisa Christ 2040 Office of Water OW 202 564-8354 christ.lisa@epa.gov 1200 Pennsylvania Avenue NW, Washington DC 20460