2040-AF48 201610 The Regulatory Plan and the Unified Agenda of Federal Regulatory and Deregulatory Actions 2040 Office of Water OW 2000 Environmental Protection Agency EPA Clean Water Act Methods Update Rule for the Analysis of Effluent

This regulatory action will amend "Guidelines Establishing Test Procedures for the Analysis of Pollutants" at 40 CFR 136 and approve test procedures (analytical methods) for use in testing water for certain constituents. The EPA's regulations require the use of these methods where measurements of waste constituents are required in applications for National Pollutant Discharge Elimination System (NPDES) permits or for reports required under NPDES permits. The regulation will also revise, clarify, and correct errors and ambiguities in existing methods

]]> Substantive, Nonsignificant Previously Published in The Unified Agenda Final Rule Stage No No 40 CFR 136 33 U.S.C. 1311(a) 33 U.S.C. 1314 33 U.S.C. 1361 No NPRM 02/19/2015 80 FR 8955 NPRM Comment Period End 04/20/2015 NPRM Comment Period Extended 04/20/2015 80 FR 21691 NPRM Comment Period Extended End 05/20/2015 Final Rule 12/00/2016 Docket #:EPA-HQ-OW-2014-0797 No No Federal Local State Tribal No No No No Robin Oshiro 2040 Office of Water OW 202 566-1075 202 566-1053 Oshiro.Robin@epamail.epa.gov 4303T, Washington DC 20460