Air quality in USA

Air quality index (AQI) and PM2.5 air pollution in USA

Last update at (local time)

LIVE AQI CITY RANKING

Real-time USA
Most polluted city ranking

#cityUS AQI
1The national flag of International Mecca, California

88

2The national flag of International Corpus Christi, Texas

82

3The national flag of International Deschutes River Woods, Oregon

77

4The national flag of International Canton, Ohio

74

5The national flag of International Pahrump, Nevada

73

6The national flag of International Maricopa, Arizona

71

7The national flag of International Boerne, Texas

70

8The national flag of International Claremont, California

68

9The national flag of International Harrisburg, Pennsylvania

68

10The national flag of International Palm Desert, California

68

(local time)

SEE WORLD AQI RANKING

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LIVE AQI CITY RANKING

Real-time USA
Cleanest city ranking

#cityUS AQI
1The national flag of International Tonasket, Washington

2

2The national flag of International Bigfork, Montana

3

3The national flag of International Ellensburg, Washington

3

4The national flag of International Haines, Alaska

3

5The national flag of International Holbrook, Massachusetts

3

6The national flag of International Juneau, Alaska

3

7The national flag of International Metlakatla, Alaska

3

8The national flag of International Poughkeepsie, New York

3

9The national flag of International Southborough, Massachusetts

3

10The national flag of International Carnation, Washington

4

(local time)

SEE WORLD AQI RANKING

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OVERVIEW

How polluted is USA?

The national flag of International

2023 Air quality average

Human face indicating AQI level

Good

2023 average US AQI

38

!

PM2.5

x1.8

2023 average PM2.5 concentration in USA: 1.8 times the WHO annual air quality guideline value

2023  USA cleanest city Wilson , Wyoming

10

2023  USA most polluted city Coraopolis , Pennsylvania

70

2023 aqi country ranking

How does USA rank globally in air pollution?

102/134

Which country had the worst air quality in 2023?

#COUNTRYPopulationAVG. US
1The national flag of InternationalBangladesh169,356,251

164

2The national flag of InternationalPakistan231,402,117

160

3The national flag of InternationalIndia1,407,563,842

147

4The national flag of InternationalTajikistan9,750,064

134

5The national flag of InternationalBurkina Faso22,100,683

128

6The national flag of InternationalIraq43,533,592

121

7The national flag of InternationalUnited Arab Emirates9,365,145

119

8The national flag of InternationalNepal30,034,989

118

9The national flag of InternationalEgypt109,262,178

118

10The national flag of InternationalDemocratic Republic of the Congo95,894,118

114

102The national flag of InternationalUSA331,893,745

38

SEE DETAIL

USA air quality data attribution

11603Contributors

Top 67 Data sources

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