OCT 29 2004Re: Proposed amendments to dissolved oxygen standard (R04-25) POII~tj~nSTATE OFControiILLftjol3oarcDorothy Gunn, ClerkIllinois Pollution Control BoardJames R.
Thompson Center (~flr fl
100 W.
Randolph St.
The current Illinois standard for
dissolved oxygen follows U.S.
Environmental Protection Agency guidelines and past scientific studies do not
support a lower standard.
At extremely low oxygen levels, fish kills result. Robert Schanzel made the following comments on behalf of the Illinois Chapterof the American Fisheries Society
regarding the proposal: “The Illinois Chapter of the American Fisheries So...
Allowed
Adobe Portable Document Format (.pdf) - application/pdf
... 
