Air quality in Wisconsin

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

Last update at (local time)

LIVE AQI CITY RANKING

Real-time Wisconsin
Most polluted city ranking

#cityUS AQI
1 Sparta

76

2 Hudson

62

3 Black River Falls

61

4 New Berlin

61

5 Blair

59

6 Baraboo

55

7 Franksville

54

8 Madison

54

9 La Crosse

53

10 Butler

52

(local time)

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Air Quality Data contributor(s)

Station(s) operated by

Contributors

48

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LIVE AQI CITY RANKING

Real-time Wisconsin
Cleanest city ranking

#cityUS AQI
1 Rhinelander

0

2 Shell Lake

7

3 Ashland

12

4 Sturgeon Bay

12

5 Boulder Junction

14

6 Mount Horeb

16

7 Washburn

18

8 Crandon

19

9 Wausau

22

10 Superior

23

(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 Wisconsin

Wisconsin air quality data attribution

Contributors 48

Which is the most polluted city in Wisconsin?

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