X  Close Official AQ sensor station - Lewiston, Maine, USA

  PM2.5 PM10 O3 AQI classification       
Current 13 4 13 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
17-05-202419304369114122343Good Air Quality
     
18-05-2024425472712491647Good Air Quality
     
19-05-20243581234101313Good Air Quality
     
20-05-202448142343111818Good Air Quality
     
21-05-202463863211186152563Moderate Air Quality 
    
22-05-2024115581316269152181Moderate Air Quality 
    
23-05-20241961905193013182390Moderate 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: 19-05-2024 04:00