Toggle navigation
Places
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
North America
United States
Maryland
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Maryland
United States
2026-01-08 03:00
AQI (China)
Excellent
Pollutants
|
Pollens
O3
μg/m³
39.1
NO2
μg/m³
23.3
PM10
μg/m³
10.4
PM2.5
μg/m³
5.9
CO
μg/m³
208.3
SO2
μg/m³
0.1
Pollen
0.4
Weather
℃
℃
℉
5℃
79%
9 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
Pollen
O3
NO2
PM10
PM2.5
CO
SO2
Places included
Allegany County
AQI 18
Anne Arundel County
AQI 23
Baltimore
AQI 14
Baltimore County
AQI 29
Calvert County
AQI 18
Caroline County
AQI 9
Carroll County
AQI 11
Cecil County
AQI 12
Charles County
AQI 9
Dorchester County
AQI 18
Frederick County
AQI 9
Garrett County
AQI 8
Harford County
AQI 14
Howard County
AQI 14
Kent County
AQI 14
Montgomery County
AQI 9
Prince George's County
AQI 13
Queen Anne's County
AQI 9
Somerset County
AQI 10
St. Mary's County
AQI 18
Talbot County
AQI 9
Washington County
AQI 5
Wicomico County
AQI 9
Worcester County
AQI 8
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
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Millersville
AQI 6
Arden-on-the-Severn
AQI 14
Herald Harbor
AQI 14
Crofton
AQI 6
Odenton
AQI 6
Severna Park
AQI 14
Pasadena
AQI 14
Fort Meade
AQI 6
Parole
AQI 6
Severn
AQI 14
Bowie
AQI 6
Air Matters © 2026