100 W. Randolph, Suite 11-500Chicago, Illinois 60601(312) 814-3620(312) 814-6032 TDD Illinois Pollution Control Board1021 North Grand Avenue EastP.O. Box 19274Springfield, Illinois 62794-9274(217) 524-8500Web Site: http://www.ipcb.state.il.us Letter from the ChairmanWater quality standards received considerable attention from the Board duringJanuary. The rule divides the year into an “early life stages” season (March throughJuly) and an “other life stages” season (August through February...
Allowed
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