Air quality in Maryland

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

LAST UPDATE (local time)

LIVE AQI CITY RANKING

Real-time Maryland
Most polluted city ranking

#cityUS AQI
1Damascus

64

2Mount Airy

63

3Brooklyn Park

62

4Highland

59

5Frostburg

58

6Towson

58

7Green Haven

57

8Lansdowne

57

9Lochearn

56

10Overlea

56

(local time)

SEE WORLD AQI RANKING

Data provided by
15 Anonymous PurpleAir contributors

contributors icons
Become a contributor

LIVE AQI CITY RANKING

Real-time Maryland
Cleanest city ranking

#cityUS AQI
1Churchville

0

2Prince Frederick

0

3Sykesville

0

4Cockeysville

1

5Upper Marlboro

1

6Charlotte Hall

2

7Frederick

2

8Cambridge

16

9Millington

18

10Baltimore

23

(local time)

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

How to best protect from air pollution?

Reduce your air pollution exposure in Maryland

Which is the most polluted city in Maryland?

Track your air quality anywhere you are

Download the app

Link to download AirVisual app on App StoreLink to download AirVisual app on Google PlayLink to download AirVisual app on Android