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  4. Harford County

Harford County

Maryland

2026-06-22 19:00
AQI (US)
Moderate
Pollutants
PM2.5
μg/m³
9.8
O3
μg/m³
64.3
NO2
μg/m³
22.6
PM10
μg/m³
11.2
Weather
  • ℃
  • ℉
29℃
67%
8 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • O3
  • NO2
  • PM10
Places included
1, Abingdon
AQI 49
2, Halls Cross Roads
AQI 52
4, Marshall
AQI 57
6, Havre de Grace
AQI 53
Bel Air
AQI 52
Data Sources
http://www.airnow.gov/

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Cities Nearby

Bel Air North
AQI 52
Bel Air
AQI 52
Fallston
AQI 50
Bel Air South
AQI 50
Jarrettsville
AQI 55
Churchville
AQI 52
Pleasant Hills
AQI 50
Delta
AQI 57
Fawn Grove
AQI 58
Aberdeen
AQI 51
Edgewood
AQI 49