In 2011, EPA published a study of risks from air toxics. The national average cancer risk from air toxics is 50 in a million. In general, cancer risks for the Metro East are similar to the national average, but there are some areas that are above the average.
Source: 2005 National Scale Air Toxics Assessment
Released March 2011 http://www.epa.gov/nata2005/
Metro East Community Air Project
1 Regency Plaza
Collinsville, IL 62234