1. North America
  2. United States
  3. Maryland

Maryland

United States

2026-05-09 16:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
97.8
PM10
μg/m³
15.1
PM2.5
μg/m³
8.5
NO2
μg/m³
8.4
CO
μg/m³
187.5
SO2
μg/m³
1.6
Weather
  • ℃
  • ℉
20℃
59%
13 kph
4 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Allegany County
AQI 29
Anne Arundel County
AQI 28
Baltimore
AQI 31
Baltimore County
AQI 30
Calvert County
AQI 33
Caroline County
AQI 12
Carroll County
AQI 21
Cecil County
AQI 28
Charles County
AQI 17
Dorchester County
AQI 33
Frederick County
AQI 32
Garrett County
AQI 8
Harford County
AQI 29
Howard County
AQI 25
Kent County
AQI 37
Montgomery County
AQI 33
Prince George's County
AQI 32
Queen Anne's County
AQI 10
Somerset County
AQI 4
St. Mary's County
AQI 19
Talbot County
AQI 31
Washington County
AQI 30
Wicomico County
AQI 7
Worcester County
AQI 4
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Millersville
AQI 25
Arden-on-the-Severn
AQI 25
Herald Harbor
AQI 25
Crofton
AQI 13
Odenton
AQI 25
Severna Park
AQI 25
Pasadena
AQI 25
Fort Meade
AQI 25
Parole
AQI 13
Severn
AQI 25
Bowie
AQI 13