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Illinois Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Illinois

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Check the air quality level of thecities in Illinois

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Illinois

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Illinois's Cities

Real-time Air Pollution Level

cities
Status
AQI (US)
PM₂.₅(µg/m³)
PM₁₀(µg/m³)
Temp.(°C)
Humi.(%)
Good
46
11
18
21
42
Moderate
56
15
40
23
29
Moderate
52
13
24
19
54
Moderate
54
14
35
24
34
Moderate
54
14
19
25
30
Good
46
11
26
20
53
Good
42
10
11
19
50
Moderate
51
13
24
21
44
Moderate
54
14
34
24
34
Good
41
10
14
22
42
Good
33
8
10
21
42
Moderate
56
15
25
21
38
Good
42
10
11
20
50
Moderate
66
12
87
21
37
Moderate
56
15
39
23
33
Moderate
56
15
39
23
33
Good
42
10
11
19
53
Good
50
12
17
21
42
Good
42
10
11
18
64
Good
42
10
11
20
50
Moderate
56
15
31
23
30
Good
50
12
28
23
29
Moderate
52
13
24
20
53
Good
46
11
18
21
46
Moderate
56
15
33
23
30
Good
29
7
16
21
44
Moderate
54
14
19
25
30
Moderate
62
11
80
20
52
Moderate
52
13
23
19
54
Good
50
12
23
20
40
Good
38
9
11
18
64
Good
29
7
9
20
50
Moderate
65
12
85
21
37
Good
50
12
17
22
41
Moderate
63
11
80
20
55
Good
50
12
17
20
46
Good
46
11
25
21
44
Good
38
9
11
21
41
Good
50
12
15
23
26
Good
50
12
46
18
58
Moderate
52
13
18
22
41
Good
46
11
24
20
53
Good
42
10
11
18
66
Moderate
56
15
36
23
27

United States's Metro Cities

Air Quality Index

Chicago City AQI

Chicago

46

temp.21°C
hum.46%
Los Angeles City AQI

Los Angeles

44

temp.24°C
hum.54%
Minneapolis City AQI

Minneapolis

42

temp.19°C
hum.65%
Nashville City AQI

Nashville

31

temp.21°C
hum.48%
New Orleans City AQI

New Orleans

38

temp.27°C
hum.63%
New York City City AQI

New York City

20

temp.16°C
hum.86%
San Francisco City AQI

San Francisco

42

temp.15°C
hum.72%
Washington City AQI

Washington

20

temp.19°C
hum.70%

Most Polluted Cities 2026

United States

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2026
World's Most PollutedCity Rankings (2025)
World's Most PollutedCountry Rankings(2025)
RankCityAQI Status

Standard Value

Follow

1.

Colusa, California

94

Moderate

1xabove Standard

2.

Clinton, Iowa

81

Moderate

2xbelow Standard

3.

Kennewick, Washington

81

Moderate

2xabove Standard

4.

Davenport, Iowa

81

Moderate

2xbelow Standard

5.

Moses Lake, Washington

80

Moderate

2xabove Standard

6.

Springfield, Oregon

80

Moderate

2xabove Standard

7.

Iowa City, Iowa

79

Moderate

2xbelow Standard

8.

Cedar Rapids, Iowa

78

Moderate

1xbelow Standard

9.

Sunnyside, Washington

78

Moderate

2xabove Standard

10.

Albany, Oregon

78

Moderate

2xabove Standard

Last Updated: 28 Sept 2026, 05:43 PM

AQI City Rankings

Air Quality Solutions For Illinois

Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Air Quality Monitor

Monitor the air quality
Air Quality Sensors

Air Quality Sensors

Sensors to measure the air quality
Fresh Air Machine

Fresh Air Machine

Clean the air you breathe
Car Cabin Filter

Car Cabin Filter

Purify the air in your car
N95 Mask

N95 Mask

Shield yourself from pollution
Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

Prana Air offers the solutions of air quality monitoring and clean air machine for Illinois

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Illinois's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets

Recent AQI Blogs

Read the latest news

Here are some latest blogs that you can go through to find out more air pollution.

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Prana Sense

Air Quality Monitor

Air Quality Index depicts the extent of air pollution at a particular location.

Prana Air Ambient Air Quality Monitor - most realiable outdoor aqi monitoringPrana Air Ambient Air Quality Monitor - most realiable outdoor aqi monitoring
Prana Air Logo

Pocket PM

Air Quality Monitor

Know the air quality around you wherever you are with the Pocket monitor to get instant air quality insights.

Prana Air Pocket PM2.5 Air Quality Monitor - portable, smallest and afforablePrana Air Pocket PM2.5 Air Quality Monitor - portable, smallest and afforable
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Cair +

Indoor Air Quality Monitor

Track indoor air quality with advanced connectivity and portability for real-time air quality data.

Prana Air Cair+ Indoor Air Quality Monitor for home, office or institutesPrana Air Cair+ Indoor Air Quality Monitor for home, office or institutes