Air quality in Delaware

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

Last update at (local time)

LIVE AQI CITY RANKING

Real-time Delaware
Most polluted city ranking

#cityUS AQI
1 Bridgeville

76

2 Harrington

69

3 Milton

62

4 Lewes

57

5 Rehoboth Beach

56

6 Millsboro

55

7 Dover

43

8 Claymont

40

9 Seaford

39

10 Wilmington

32

(local time)

SEE WORLD AQI RANKING

Air Quality Data contributor(s)

Station(s) operated by

Delaware Department of Natural Resources and Environmental Control (DNREC)

Government

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LIVE AQI CITY RANKING

Real-time Delaware
Cleanest city ranking

#cityUS AQI
1 New Castle

16

2 Hockessin

25

3 Delaware City

26

4 Bear

27

5 Felton

28

6 Wilmington

32

7 Seaford

39

8 Claymont

40

9 Dover

43

10 Millsboro

55

(local time)

SEE WORLD AQI RANKING
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
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