1. North America
  2. United States
  3. Maryland

Maryland

United States

2026-05-18 23:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
127.8
PM10
μg/m³
24.8
PM2.5
μg/m³
12.5
CO
μg/m³
312.5
NO2
μg/m³
9.2
SO2
μg/m³
0.7
Weather
  • ℃
  • ℉
28℃
64%
22 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • CO
  • NO2
  • SO2
Places included
Allegany County
AQI 139
Anne Arundel County
AQI 146
Baltimore
AQI 133
Baltimore County
AQI 130
Calvert County
AQI 133
Caroline County
AQI 25
Carroll County
AQI 187
Cecil County
AQI 139
Charles County
AQI 25
Dorchester County
AQI 155
Frederick County
AQI 161
Garrett County
AQI 12
Harford County
AQI 138
Howard County
AQI 34
Kent County
AQI 139
Montgomery County
AQI 136
Prince George's County
AQI 128
Queen Anne's County
AQI 20
Somerset County
AQI 16
St. Mary's County
AQI 58
Talbot County
AQI 19
Washington County
AQI 114
Wicomico County
AQI 23
Worcester County
AQI 16
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 34
Arden-on-the-Severn
AQI 34
Herald Harbor
AQI 34
Crofton
AQI 14
Odenton
AQI 34
Severna Park
AQI 34
Pasadena
AQI 34
Fort Meade
AQI 34
Parole
AQI 14
Severn
AQI 34
Bowie
AQI 14