and consultantsJanuary 2, 2007Dorothy Gunn, ClerkPollution Control BoardJRTC100 Randolph Street, Suite 11-500Chicago, Illinois 60601Re : Proposed Amendments to Dissolved Oxygen Standard35 Ill Adm Code 302.206Pollution Control Board Rule R04-25Dear Ms.
Gunn :
For the past 35 years I have been active not only in the development of water quality standards inIllinois, but also stream monitoring throughout much of Illinois .
It has been widely known for
many years that the existing minimum dissolved oxygen (D.O.) water quality standard (5.0mg/L) was not being achieved, when proper (early morning) readings were bei...
Allowed
Adobe Portable Document Format (.pdf) - application/pdf
... 
