The Department of Environmental Quality proposed amendments to Okla. R. 252:606, Okla. Pollutant Discharge Elimination System Standards. The amendments clarify language, address permits and laboratory accreditation rules. Public hearings will be held October 7 and November 13, 2014 and the deadline for comment is October 2, 2014. See http://www.oar.state.ok.us/oar/codedoc02.nsf/frmMain?OpenFrameSet&Frame=Main&Src=_75tnm2shfcdnm8pb4dthj0chedppmcbq8dtmmak31ctijujrgcln50ob7ckj42tbkdt374obdcli00_.