The Department of Public Health and Environment, Water Quality Control Commission, proposed rulemaking for COLO. CODE REGS. §5-1002-42, Site-Specific Water Quality Classifications and Standards for Ground Water. Revisions involve updated existing maps with GIS versions. A public hearing will be held on January 9, 2017. Written comments will be accepted until December 14, 2016. See http://www.sos.state.co.us/CCR/Upload/NoticeOfRulemaking/ProposedRuleAttach2016-00469.pdf.