Toggle navigation
Places
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
North America
United States
Illinois
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Illinois
United States
2026-05-09 17:00
AQI (US)
Good
Pollutants
|
Pollens
O3
μg/m³
101.6
PM10
μg/m³
37.2
PM2.5
μg/m³
4.7
CO
μg/m³
125
SO2
μg/m³
0.9
Pollen
8.1
Weather
℃
℃
℉
22℃
60%
8 kph
7 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
Pollen
O3
PM10
PM2.5
CO
SO2
Places included
Adams County
AQI 57
Alexander County
AQI 60
Bond County
AQI 51
Boone County
AQI 28
Brown County
AQI 58
Bureau County
AQI 56
Calhoun County
AQI 24
Carroll County
AQI 28
Cass County
AQI 54
Champaign County
AQI 45
Christian County
AQI 24
Clark County
AQI 58
Clay County
AQI 53
Clinton County
AQI 37
Coles County
AQI 53
Cook County
AQI 44
Crawford County
AQI 58
Cumberland County
AQI 53
De Witt County
AQI 22
DeKalb County
AQI 28
Douglas County
AQI 24
DuPage County
AQI 30
Edgar County
AQI 51
Edwards County
AQI 52
Effingham County
AQI 44
Fayette County
AQI 57
Ford County
AQI 29
Franklin County
AQI 22
Fulton County
AQI 58
Gallatin County
AQI 39
Greene County
AQI 24
Grundy County
AQI 29
Hamilton County
AQI 22
Hancock County
AQI 57
Hardin County
AQI 48
Henderson County
AQI 52
Henry County
AQI 67
Iroquois County
AQI 55
Jackson County
AQI 51
Jasper County
AQI 55
Jefferson County
AQI 22
Jersey County
AQI 42
Jo Daviess County
AQI 47
Johnson County
AQI 47
Kane County
AQI 27
Kankakee County
AQI 29
Kendall County
AQI 27
Knox County
AQI 55
LaSalle County
AQI 57
Lake County
AQI 48
Lawrence County
AQI 57
Lee County
AQI 55
Livingston County
AQI 29
Logan County
AQI 23
Macon County
AQI 41
Macoupin County
AQI 38
Madison County
AQI 45
Marion County
AQI 56
Marshall County
AQI 51
Mason County
AQI 48
Massac County
AQI 20
McDonough County
AQI 58
McHenry County
AQI 48
McLean County
AQI 44
Menard County
AQI 24
Mercer County
AQI 67
Monroe County
AQI 31
Montgomery County
AQI 52
Morgan County
AQI 50
Moultrie County
AQI 22
Ogle County
AQI 28
Peoria County
AQI 46
Perry County
AQI 25
Piatt County
AQI 23
Pike County
AQI 56
Pope County
AQI 32
Pulaski County
AQI 53
Putnam County
AQI 57
Randolph County
AQI 25
Richland County
AQI 57
Rock Island County
AQI 67
Saline County
AQI 22
Sangamon County
AQI 43
Schuyler County
AQI 58
Scott County
AQI 53
Shelby County
AQI 22
St. Clair County
AQI 43
Stark County
AQI 51
Stephenson County
AQI 28
Tazewell County
AQI 45
Union County
AQI 58
Vermilion County
AQI 24
Wabash County
AQI 44
Warren County
AQI 54
Washington County
AQI 25
Wayne County
AQI 22
White County
AQI 22
Whiteside County
AQI 28
Will County
AQI 44
Williamson County
AQI 42
Winnebago County
AQI 47
Woodford County
AQI 41
Data Sources
http://www.airnow.gov/
Get the App
Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.
iPhone, iPad
Android
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Deer Creek
AQI 46
Morton
AQI 46
Washington
AQI 46
Mackinaw
AQI 46
Tremont
AQI 46
Eureka
AQI 46
East Peoria
AQI 46
Germantown Hills
AQI 46
Creve Coeur
AQI 46
Congerville
AQI 36
Peoria
AQI 46
Air Matters © 2026