2040-AF82 201804 Unified Agenda of Federal Regulatory and Deregulatory Actions 2040 Office of Water OW 2000 Environmental Protection Agency EPA Human Health Criteria for Arsenic in Idaho

EPA is proposing federal Clean Water Act human health criteria for arsenic applicable to waters under the state of Idaho's jurisdiction. In 2016, EPA disapproved Idaho's arsenic human health criterion of 10 ug/L, and is under a consent decree deadline to propose arsenic criteria for Idaho by November 15, 2018, unless Idaho submits water quality standards that address EPA’s 2016 disapproval and EPA approves such standards.

]]> Other Significant First Time Published in The Unified Agenda Proposed Rule Stage No No Regulatory Not Yet Determined 33 U.S.C. 1251 et seq. Judicial NPRM 11/15/2018 Northwest Environmental Advocates v. EPA, No. 15-cv-01151 (D. Oregon) Northwest Environmental Advocates v. EPA, No. 15-cv-01151 (D. Oregon) NPRM Signature November 15, 2018. No NPRM 11/00/2018 Final Rule 07/00/2019 Undetermined State Tribal Undetermined No No No Tanja Crk 2040 Office of Water OW 202 566-1037 crk.tanja@epa.gov Mail Code 4305T, Washington DC 20460 Erica Fleisig 2040 Office of Water OW 202 566-1057 fleisig.erica@epa.gov 4305T, 1200 Pennsylvania Avenue NW, Washington DC 20460