The Department of Environment and Natural Resources will hold a public hearing on proposed amendments to 35 SDR 189, Surface Water Quality. The changes would update references; correct typographical errors; clarify language; update toxic pollutant criteria; add and modify definitions; modify the dissolved oxygen and pH criteria; add E. coli criteria; set site-specific criteria for the Little White River and White River; add beneficial uses to low flow rates for low quality fishery waters; review, remove, and reassign designated beneficial uses of certain lakes; review and reassign designated beneficial uses of certain streams; and correct typographical errors. The hearing will be held March 11, 2009. http://denr.sd.gov/boards/2009/wmb0309.pdf. for meeting agenda; and http://denr.sd.gov/des/sw/SWQRuleChanges08.pdf for proposed changes