Illinois

United States

2026-05-23 08:00
AQI (India)
Satisfactory
O3
μg/m³
54.3
PM10
μg/m³
16.2
PM2.5
μg/m³
5.3
CO
μg/m³
125
Weather
14℃
91%
6 kph
0 of 11
Historical Data
Places included
Adams County
AQI 16
Alexander County
AQI 11
Bond County
AQI 9
Boone County
AQI 8
Brown County
AQI 12
Bureau County
AQI 13
Calhoun County
AQI 15
Carroll County
AQI 8
Cass County
AQI 10
Champaign County
AQI 44
Christian County
AQI 11
Clark County
AQI 6
Clay County
AQI 8
Clinton County
AQI 39
Coles County
AQI 7
Cook County
AQI 66
Crawford County
AQI 7
Cumberland County
AQI 40
De Witt County
AQI 9
DeKalb County
AQI 8
Douglas County
AQI 10
DuPage County
AQI 18
Edgar County
AQI 8
Edwards County
AQI 8
Effingham County
AQI 40
Fayette County
AQI 8
Ford County
AQI 8
Franklin County
AQI 7
Fulton County
AQI 12
Gallatin County
AQI 6
Greene County
AQI 15
Grundy County
AQI 8
Hamilton County
AQI 7
Hancock County
AQI 16
Hardin County
AQI 16
Henderson County
AQI 14
Henry County
AQI 18
Iroquois County
AQI 7
Jackson County
AQI 15
Jasper County
AQI 25
Jefferson County
AQI 7
Jersey County
AQI 41
Jo Daviess County
AQI 88
Johnson County
AQI 7
Kane County
AQI 8
Kankakee County
AQI 8
Kendall County
AQI 8
Knox County
AQI 12
LaSalle County
AQI 12
Lake County
AQI 90
Lawrence County
AQI 23
Lee County
AQI 12
Livingston County
AQI 8
Logan County
AQI 10
Macon County
AQI 28
Macoupin County
AQI 30
Madison County
AQI 46
Marion County
AQI 8
Marshall County
AQI 50
Mason County
AQI 10
Massac County
AQI 3
McDonough County
AQI 13
McHenry County
AQI 80
McLean County
AQI 43
Menard County
AQI 11
Mercer County
AQI 18
Monroe County
AQI 22
Montgomery County
AQI 26
Morgan County
AQI 9
Moultrie County
AQI 9
Ogle County
AQI 8
Peoria County
AQI 51
Perry County
AQI 14
Piatt County
AQI 9
Pike County
AQI 11
Pope County
AQI 19
Pulaski County
AQI 8
Putnam County
AQI 13
Randolph County
AQI 14
Richland County
AQI 8
Rock Island County
AQI 63
Saline County
AQI 7
Sangamon County
AQI 52
Schuyler County
AQI 12
Scott County
AQI 9
Shelby County
AQI 9
St. Clair County
AQI 35
Stark County
AQI 28
Stephenson County
AQI 8
Tazewell County
AQI 9
Union County
AQI 12
Vermilion County
AQI 10
Wabash County
AQI 23
Warren County
AQI 13
Washington County
AQI 14
Wayne County
AQI 7
White County
AQI 7
Whiteside County
AQI 8
Will County
AQI 54
Williamson County
AQI 8
Winnebago County
AQI 78
Woodford County
AQI 9
Data Sources

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android