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  3. Maryland
  4. Harford County

Harford County

Maryland

2026-05-20 12:00
AQHI (Canada)
Insufficient Data
Pollutants|Pollens
O3
μg/m³
67.5
PM10
μg/m³
26
PM2.5
μg/m³
9.9
Weather
  • ℃
  • ℉
29℃
59%
5 kph
5 of 11
Historical Data
  • Hourly
  • Daily
  • AQHI (Canada)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
1, Abingdon
AQI --
2, Halls Cross Roads
AQI --
2302 Old Mountain Rd
AQI --
4, Marshall
AQI --
6, Havre de Grace
AQI --
Bel Air
AQI --
Myers' Mine Perimeter, Local Resident
AQI --
Old Mountain Road
AQI --
Orsburn Lane
AQI --
Webster UCC
AQI --
Data Sources
http://www.airnow.gov/

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Cities Nearby

Bel Air North
AQI --
Bel Air
AQI --
Fallston
AQI --
Bel Air South
AQI --
Jarrettsville
AQI --
Churchville
AQI --
Pleasant Hills
AQI --
Delta
AQI --
Fawn Grove
AQI 3
Aberdeen
AQI --
Edgewood
AQI --