X  Close Official AQ sensor station - Athens, Boulder-CU, Colorado, USA

  PM2.5 PM10 O3 AQI classification       
Current 13 12 14 14 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
05-02-20248111645611162323Good Air Quality
     
05-03-202451333361210152233Good Air Quality
     
05-04-20244122525814162425Good Air Quality
     
05-05-20247142646810131826Good Air Quality
     
05-06-20243736133515192236Good Air Quality
     
05-07-202433311216192323Good Air Quality
     
05-08-202434612313172323Good Air Quality
     
            

classification AQI The health effects should be based on 24 hours average values only.
Good Air Quality 0-50 Air quality is considered satisfactory, and air pollution poses little or no risk
Moderate Air Quality 50-100 Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
Unhealthy for some 100-150 Members of sensitive groups may experience health effects. The general public is not likely to be affected.
Unhealthy Air Quality 150-200 Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.
Very Unhealthy 200-300 Health warnings of emergency conditions. The entire population is more likely to be affected
Hazardous Air Quality > 300 Health alert: everyone may experience more serious health effects
 More information:  EPA Air Quality Index      Sensor data captured at: 05-03-2024 11:00 pm