X  Close Official AQ sensor station - Aspen PM, Colorado, USA

  PM2.5 PM10 O3 AQI classification       
Current 13 10 6 13 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
19-04-202513182356723Good Air Quality
     
20-04-202511172357823Good Air Quality
     
21-04-2025151718691218Good Air Quality
     
22-04-202518212310121323Good Air Quality
     
23-04-20251921239111223Good Air Quality
     
24-04-20251820239101323Good Air Quality
     
25-04-2025161819791119Good Air Quality
     
26-04-202512141867918Good 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 alert: everyone may experience more serious health effects
Hazardous Air Quality > 300 Health warnings of emergency conditions. The entire population is more likely to be affected
 More information:  EPA Air Quality Index      Sensor data captured at: 21-04-2025 10:00 pm