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Air quality in Ontario, CA

Live air quality report and air quality forecast in Ontario

live
15 °C Fill 2Created with Sketch. 3 UV
fair
33.0 AQI
fair
33.0 AQI
Fill 2Created with Sketch.
15 °C
3 UV

Main pollutants

29.0
PM2.5
33.0
PM10
30.0
NO2
33.0
O3
  • outdoor sports
  • bring baby out
  • eating outside
The air is moderately polluted. Greater than the maximum limit established for one year by WHO. A long-term exposure constitutes a health risk.

Live air quality report and air quality forecast in Ontario

29.0
PM2.5
33.0
PM10
30.0
NO2
33.0
O3

Annual Average 48 AQI
Days per year at this level

Main pollutants

AQI

  • 29.0
    PM2.5
  • 33.0
    PM10
  • 30.0
    NO2
  • 33.0
    O3

µg/m³

  • 7
    PM2.5
  • 27
    PM10
  • 15
    NO2
  • 33.0
    O3
our sources

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