648 
AEUS73 KILX 252148
AQIILX

DAILY AQI REPORT
ILLINOIS ENVIRONMENTAL PROTECTION AGENCY...SPRINGFIELD IL
4PM CDT WEDNESDAY JULY 25 2017
THIS IS THE AIR QUALITY INDEX..AQI..REPORT FOR THE CHICAGO
METROPOLITAN AREA ENDING AT 4PM TODAY...
  
                AQI    DESCRIPTOR      CRITICAL            TOMORROW
    SECTOR     VALUE    CATEGORY       POLLUTANT           FORECAST
  
LAKE COUNTY....  40       GOOD           OZONE               GOOD
  
CHICAGO........  61     MODERATE         OZONE               GOOD
SOUTH & WEST
SUBURBS........  84     MODERATE         OZONE               GOOD
NORTH & WEST
SUBURBS........  51     MODERATE         OZONE               GOOD
  
AURORA-ELGIN...  41       GOOD           OZONE               GOOD
JOLIET/WILL
COUNTY.........  47       GOOD           OZONE               GOOD
  
...REPORTS FOR OTHER METROPOLITAN AREAS ENDING AT 4PM TODAY...
  
ROCKFORD.......  33       GOOD           OZONE               GOOD
  
QUAD CITIES....  61     MODERATE         OZONE               GOOD
  
PEORIA.........  39       GOOD           OZONE               GOOD
CHAMPAIGN/
URBANA.........  34       GOOD           OZONE               GOOD
BLOOMINGTON/
NORMAL.........  34       GOOD           OZONE               GOOD
  
DECATUR........  37       GOOD           OZONE               GOOD
  
SPRINGFIELD....  37       GOOD           OZONE               GOOD
METRO EAST/
EAST ST LOUIS..  42       GOOD           OZONE               GOOD
        
AQI RANGES AND CATEGORIES... 0 TO 50...GOOD   51 TO 100...MODERATE
101 TO 150...UNHEALTHY FOR SENSITIVE GROUPS   151 TO 200...UNHEALTHY
201 TO 300...VERY UNHEALTHY   301 TO 500...HAZARDOUS
    
FOR FURTHER INFORMATION CONTACT THE ILLINOIS EPA AT 217 785 8911
##A