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  4. Harford County

Harford County

Maryland

2026-06-23 12:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
7
O3
μg/m³
55.4
NO2
μg/m³
22.6
PM10
μg/m³
4.8
Weather
  • ℃
  • ℉
21℃
86%
8 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • O3
  • NO2
  • PM10
Places included
1, Abingdon
AQI 32
2, Halls Cross Roads
AQI 26
4, Marshall
AQI 60
6, Havre de Grace
AQI 31
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 35
Bel Air South
AQI 32
Jarrettsville
AQI 55
Churchville
AQI 34
Pleasant Hills
AQI 32
Delta
AQI 56
Fawn Grove
AQI 60
Aberdeen
AQI 27
Edgewood
AQI 32