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Air quality in Illinois

Air quality index (AQI⁺) and PM2.5 air pollution in Illinois • 07:12, Nov 08

Live most polluted city ranking

Real-time Illinois most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Inverness

105

2
The national flag of USA

East St. Louis

96

3
The national flag of USA

Wood River

77

4
The national flag of USA

Hartford

66

5
The national flag of USA

Alton

61

6
The national flag of USA

Scott Air Force Base

59

7
The national flag of USA

Granite City

58

8
The national flag of USA

Riverdale

53

9
The national flag of USA

Dolton

52

10
The national flag of USA

Fairmont

52

Live cleanest city ranking

Real-time Illinois cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Putnam County

3

2
The national flag of USA

Decatur

6

3
The national flag of USA

Kendall County

7

4
The national flag of USA

DeKalb County

11

5
The national flag of USA

Libertyville

11

6
The national flag of USA

Winnebago County

12

7
The national flag of USA

Madison County

13

8
The national flag of USA

North Aurora

17

9
The national flag of USA

West Chicago

18

10
The national flag of USA

Winfield

19

Wildfires in Illinois

Real-time information

Active fires

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