Electronic Filing - Received, Clerk's Office, 08/15/2012 AECOM400 West 15th StreetSuite 500Austin, Texas 78701www.aecom.com 512 472 4519 tel512 472 7519 faxWednesday, August 15, 2012Illinois Pollution Control BoardC/O John TherriaultAssistant Clerk of the BoardJames R.
Thompson Center
100 W RandolphSuite 11-500Chicago, Illinois 60601Re: Docket No.
The Board should be aware that more studies than not have failed to find statistically
significant associations between long-term and short-term SO2 concentrations and adversehealth outcomes, indicating that the apparent associations may well be due to other factors.
Asthma is the health effect ...
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