1. North America
  2. United States
  3. Maryland
  4. St. Mary's County

St. Mary's County

Maryland

2026-09-25 09:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
7.4
O3
μg/m³
24.5
PM10
μg/m³
10.9
Weather
  • ℃
  • ℉
16℃
56%
19 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • O3
  • PM10
Places included
1, St. Inigoes
AQI 41
2, Valley Lee
AQI 46
3, Leonardtown
AQI 46
5, Mechanicsville
AQI 33
8, Bay
AQI 43
California
AQI 46
Charlotte Hall
AQI 27
Hollywood
AQI 41
Mechanicsville
AQI 31

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

Lexington Park
AQI 43
Great Mills
AQI 46
Solomons
AQI 43
California
AQI 46
Chesapeake Ranch Estates-Drum Point
AQI 43
Lusby
AQI 43
Leonardtown
AQI 46
Smith Island
AQI 37
Hollywood
AQI 41
Warsaw
AQI 46
Montross
AQI 46