Air quality in Ohio

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

Last update at (local time)

LIVE AQI CITY RANKING

Real-time Ohio
Most polluted city ranking

#cityUS AQI
1 Delta

35

2 Newtown

23

3 Westerville

21

4 Columbus

19

5 Dayton

16

6 Newark

16

7 Westlake

16

8 Willoughby Hills

16

9 Bexley

15

10 Lewis Center

15

(local time)

SEE WORLD AQI RANKING

Air Quality Data contributor(s)

Station(s) operated by

Contributors

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LIVE AQI CITY RANKING

Real-time Ohio
Cleanest city ranking

#cityUS AQI
1 Cincinnati

0

2 Grandview Heights

1

3 Lebanon

3

4 Shadyside

3

5 Barnesville

4

6 Bay Village

4

7 Milan

4

8 Athens

5

9 Bridgeport

5

10 Harrison

5

(local time)

SEE WORLD AQI RANKING
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
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How to best protect from air pollution?

Reduce your air pollution exposure in Ohio

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