1. North America
  2. United States
  3. Maryland

Maryland

United States

2026-03-11 13:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
18.4
NO2
μg/m³
34.4
PM2.5
μg/m³
11.5
O3
μg/m³
39.8
CO
μg/m³
500
SO2
μg/m³
1
Weather
  • ℃
  • ℉
17℃
78%
10 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • NO2
  • PM2.5
  • O3
  • CO
  • SO2
Places included
Allegany County
AQI 18
Anne Arundel County
AQI 23
Baltimore
AQI 32
Baltimore County
AQI 27
Calvert County
AQI 20
Caroline County
AQI 18
Carroll County
AQI 25
Cecil County
AQI 20
Charles County
AQI 13
Dorchester County
AQI 18
Frederick County
AQI 18
Garrett County
AQI 6
Harford County
AQI 22
Howard County
AQI 29
Kent County
AQI 22
Montgomery County
AQI 21
Prince George's County
AQI 15
Queen Anne's County
AQI 12
Somerset County
AQI 20
St. Mary's County
AQI 19
Talbot County
AQI 16
Washington County
AQI 17
Wicomico County
AQI 21
Worcester County
AQI 23
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 29
Arden-on-the-Severn
AQI 29
Herald Harbor
AQI 29
Crofton
AQI 16
Odenton
AQI 29
Severna Park
AQI 29
Pasadena
AQI 29
Fort Meade
AQI 29
Parole
AQI 16
Severn
AQI 29
Bowie
AQI 16