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

  PM2.5 PM10 O3 AQI classification       
Current 9 5 9 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
09-05-202435101239101212Good Air Quality
     
10-05-202437141248111616Good Air Quality
     
11-05-202437141344101515Good Air Quality
     
12-05-202449131344101616Good Air Quality
     
13-05-202410234836123122248Good Air Quality
     
14-05-202415294848126101748Good Air Quality
     
15-05-20244164125105101541Good 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: 11-05-2024 05:00