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Air quality in Boulder, CO

Live air quality report and air quality forecast in Boulder

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

Main pollutants

12.0
PM2.5
10.0
PM10
51.0
NO2
18.0
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 Boulder

12.0
PM2.5
10.0
PM10
51.0
NO2
18.0
O3

Annual Average 48 AQI
Days per year at this level

Main pollutants

AQI

  • 12.0
    PM2.5
  • 10.0
    PM10
  • 51.0
    NO2
  • 18.0
    O3

µg/m³

  • 3
    PM2.5
  • 7
    PM10
  • 27
    NO2
  • 18.0
    O3
our sources

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