Air Quality Index Statement
Issued by NWS Central Illinois

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AEUS73 KILX 242148
AQIILX

DAILY AQI REPORT
ILLINOIS ENVIRONMENTAL PROTECTION AGENCY...SPRINGFIELD IL
4PM CDT THURSDAY MAY 24 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....  80       GOOD           OZONE               USG

CHICAGO........ 111       USG            OZONE               USG
SOUTH & WEST
SUBURBS........ 111       USG            OZONE             MODERATE
NORTH & WEST
SUBURBS........ 118       USG            OZONE               USG

AURORA-ELGIN... 108       USG            OZONE             MODERATE
JOLIET/WILL
COUNTY.........  93     MODERATE         OZONE             MODERATE

...REPORTS FOR OTHER METROPOLITAN AREAS ENDING AT 4PM TODAY...

ROCKFORD....... 100     MODERATE         OZONE             MODERATE

QUAD CITIES....  80     MODERATE         OZONE             MODERATE

PEORIA......... 104       USG            OZONE             MODERATE
CHAMPAIGN/
URBANA.........  93     MODERATE         OZONE             MODERATE
BLOOMINGTON/
NORMAL.........  90     MODERATE         OZONE             MODERATE

DECATUR........  93     MODERATE         OZONE             MODERATE

SPRINGFIELD....  93     MODERATE         OZONE             MODERATE
METRO EAST/
EAST ST LOUIS.. 104       USG            OZONE             MODERATE

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
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