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  4. Harford County

Harford County

Maryland

2025-12-14 11:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
7.1
O3
μg/m³
42.9
PM10
μg/m³
8
Weather
  • ℃
  • ℉
-3℃
89%
2 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
1, Abingdon
AQI 39
2, Halls Cross Roads
AQI 39
4, Marshall
AQI 42
6, Havre de Grace
AQI 39
Bel Air
AQI 39
Data Sources
http://www.airnow.gov/

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Cities Nearby

Bel Air North
AQI 39
Bel Air
AQI 39
Fallston
AQI 39
Bel Air South
AQI 39
Jarrettsville
AQI 45
Churchville
AQI 39
Pleasant Hills
AQI 39
Delta
AQI 24
Fawn Grove
AQI 24
Aberdeen
AQI 39
Edgewood
AQI 39