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Air quality in Ontario, CA

Live air quality report and air quality forecast in Ontario

live
12 °C Fill 2Created with Sketch. 0 UV
poor
70.0 AQI
poor
70.0 AQI
Fill 2Created with Sketch.
12 °C
0 UV

Main pollutants

54.0
PM2.5
70.0
PM10
61.0
NO2
1.0
O3
  • outdoor sports
  • bring baby out
  • eating outside
The air has reached a high level of pollution. Higher than the maximum limit for 24 hours established by WHO.

Live air quality report and air quality forecast in Ontario

54.0
PM2.5
70.0
PM10
61.0
NO2
1.0
O3

Annual Average 49 AQI
Days per year at this level

Main pollutants

AQI

  • 54.0
    PM2.5
  • 70.0
    PM10
  • 61.0
    NO2
  • 1.0
    O3

µg/m³

  • 16
    PM2.5
  • 59
    PM10
  • 62
    NO2
  • 1.0
    O3
our sources

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