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

Main pollutants

21.0
PM2.5
11.0
PM10
56.0
NO2
7.0
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

21.0
PM2.5
11.0
PM10
56.0
NO2
7.0
O3

Annual Average 48 AQI
Days per year at this level

Main pollutants

AQI

  • 21.0
    PM2.5
  • 11.0
    PM10
  • 56.0
    NO2
  • 7.0
    O3

µg/m³

  • 5
    PM2.5
  • 8
    PM10
  • 44
    NO2
  • 7.0
    O3
our sources

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