1. North America
  2. United States
  3. Maryland

Maryland

United States

2026-05-09 16:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
8.5
O3
μg/m³
97.6
PM10
μg/m³
14.8
NO2
μg/m³
8.4
CO
μg/m³
187.5
SO2
μg/m³
1.6
Weather
  • ℃
  • ℉
20℃
61%
17 kph
3 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
  • NO2
  • CO
  • SO2
Places included
Allegany County
AQI 39
Anne Arundel County
AQI 59
Baltimore
AQI 56
Baltimore County
AQI 55
Calvert County
AQI 45
Caroline County
AQI 44
Carroll County
AQI 61
Cecil County
AQI 38
Charles County
AQI 46
Dorchester County
AQI 44
Frederick County
AQI 53
Garrett County
AQI 28
Harford County
AQI 53
Howard County
AQI 66
Kent County
AQI 54
Montgomery County
AQI 60
Prince George's County
AQI 43
Queen Anne's County
AQI 39
Somerset County
AQI 14
St. Mary's County
AQI 54
Talbot County
AQI 55
Washington County
AQI 41
Wicomico County
AQI 25
Worcester County
AQI 15
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 66
Arden-on-the-Severn
AQI 66
Herald Harbor
AQI 66
Crofton
AQI 50
Odenton
AQI 66
Severna Park
AQI 66
Pasadena
AQI 66
Fort Meade
AQI 66
Parole
AQI 50
Severn
AQI 66
Bowie
AQI 50