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Illinois

United States

2026-05-23 12:00
AQI (India)
Good
Pollutants|Pollens
O3
μg/m³
48.5
PM10
μg/m³
16.7
PM2.5
μg/m³
6.5
CO
μg/m³
125
Weather
  • ℃
  • ℉
17℃
87%
0 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • CO
Places included
Adams County
AQI 13
Alexander County
AQI 10
Bond County
AQI 11
Boone County
AQI 8
Brown County
AQI 12
Bureau County
AQI 11
Calhoun County
AQI 12
Carroll County
AQI 10
Cass County
AQI 10
Champaign County
AQI 50
Christian County
AQI 9
Clark County
AQI 6
Clay County
AQI 10
Clinton County
AQI 31
Coles County
AQI 9
Cook County
AQI 56
Crawford County
AQI 7
Cumberland County
AQI 36
De Witt County
AQI 12
DeKalb County
AQI 8
Douglas County
AQI 12
DuPage County
AQI 8
Edgar County
AQI 9
Edwards County
AQI 10
Effingham County
AQI 47
Fayette County
AQI 9
Ford County
AQI 10
Franklin County
AQI 13
Fulton County
AQI 13
Gallatin County
AQI 12
Greene County
AQI 12
Grundy County
AQI 10
Hamilton County
AQI 13
Hancock County
AQI 14
Hardin County
AQI 15
Henderson County
AQI 13
Henry County
AQI 18
Iroquois County
AQI 5
Jackson County
AQI 13
Jasper County
AQI 23
Jefferson County
AQI 13
Jersey County
AQI 37
Jo Daviess County
AQI 73
Johnson County
AQI 12
Kane County
AQI 7
Kankakee County
AQI 10
Kendall County
AQI 8
Knox County
AQI 14
LaSalle County
AQI 10
Lake County
AQI 73
Lawrence County
AQI 23
Lee County
AQI 10
Livingston County
AQI 10
Logan County
AQI 10
Macon County
AQI 43
Macoupin County
AQI 28
Madison County
AQI 50
Marion County
AQI 9
Marshall County
AQI 35
Mason County
AQI 10
Massac County
AQI 11
McDonough County
AQI 12
McHenry County
AQI 69
McLean County
AQI 52
Menard County
AQI 9
Mercer County
AQI 18
Monroe County
AQI 19
Montgomery County
AQI 20
Morgan County
AQI 10
Moultrie County
AQI 12
Ogle County
AQI 8
Peoria County
AQI 44
Perry County
AQI 19
Piatt County
AQI 12
Pike County
AQI 12
Pope County
AQI 17
Pulaski County
AQI 11
Putnam County
AQI 11
Randolph County
AQI 19
Richland County
AQI 8
Rock Island County
AQI 43
Saline County
AQI 13
Sangamon County
AQI 35
Schuyler County
AQI 12
Scott County
AQI 12
Shelby County
AQI 12
St. Clair County
AQI 27
Stark County
AQI 19
Stephenson County
AQI 8
Tazewell County
AQI 13
Union County
AQI 10
Vermilion County
AQI 13
Wabash County
AQI 22
Warren County
AQI 13
Washington County
AQI 19
Wayne County
AQI 13
White County
AQI 13
Whiteside County
AQI 10
Will County
AQI 52
Williamson County
AQI 12
Winnebago County
AQI 56
Woodford County
AQI 11
Data Sources
http://www.airnow.gov/

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AQI 14
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Washington
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AQI 14
East Peoria
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Peoria
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