2040-AG37 202504 Unified Agenda of Federal Regulatory and Deregulatory Actions 2040 Office of Water OW 2000 Environmental Protection Agency EPA Clean Water Act Methods Update Rule 22 for the Analysis of Contaminants in Effluent

The EPA regularly promulgates updates of approved Clean Water Act monitoring methods at 40 CFR 136.3. EPA received public comments that were submitted on or before March 24, 2025. EPA will consider the public comments as it develops the final rule.

]]> Substantive, Nonsignificant Previously Published in The Unified Agenda Final Rule Stage No No Deregulatory 40 CFR 136.3 33 U.S.C. sec. 1314(h) 33 U.S.C. sec. 1251 et seq. No NPRM 01/21/2025 90 FR 6967 Final Rule 03/00/2026 No Federal Local State Tribal No No No No Adrian Hanley 2040 Office of Water OW 202 564-1564 hanley.adrian@epa.gov Mail Code 4303T, 1200 Pennsylvania Avenue NW, Washington DC 20460 Kevin Tingley 2040 Office of Water OW 202 564-4619 tingley.kevin@epa.gov 1200 Pennsylvania Avenue NW, Washington DC 20460