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Maryland

United States

2025-12-16 20:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
52.1
NO2
μg/m³
31.5
PM10
μg/m³
15.6
PM2.5
μg/m³
8.9
CO
μg/m³
375
SO2
μg/m³
2.7
Weather
  • ℃
  • ℉
3℃
50%
13 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • NO2
  • PM10
  • PM2.5
  • CO
  • SO2
Places included
Allegany County
AQI 9
Anne Arundel County
AQI 27
Baltimore
AQI 20
Baltimore County
AQI 20
Calvert County
AQI 20
Caroline County
AQI 12
Carroll County
AQI 14
Cecil County
AQI 21
Charles County
AQI 11
Dorchester County
AQI 21
Frederick County
AQI 28
Garrett County
AQI 9
Harford County
AQI 20
Howard County
AQI 20
Kent County
AQI 24
Montgomery County
AQI 21
Prince George's County
AQI 17
Queen Anne's County
AQI 25
Somerset County
AQI 8
St. Mary's County
AQI 20
Talbot County
AQI 12
Washington County
AQI 8
Wicomico County
AQI 9
Worcester County
AQI 7
Data Sources
http://www.airnow.gov/

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Cities Nearby

Millersville
AQI 16
Arden-on-the-Severn
AQI 20
Herald Harbor
AQI 20
Crofton
AQI 12
Odenton
AQI 16
Severna Park
AQI 20
Pasadena
AQI 20
Fort Meade
AQI 16
Parole
AQI 12
Severn
AQI 20
Bowie
AQI 12