X  Close Official AQ sensor station - Greenville-ESC, South Carolina, USA

  PM2.5 PM10 O3 AQI classification       
Current 59 18 59 Moderate Air Quality  
    
Forecastmin avg maxmin avg maxmin avg max           
12-08-202564809619263396Moderate Air Quality 
    
12-09-20253151628141862Moderate Air Quality 
    
12-10-20253362799192779Moderate Air Quality 
    
12-11-2025123150591450Good Air Quality
     
12-12-202538516111152061Moderate Air Quality 
    
12-13-202540516012193260Moderate Air Quality 
    
12-14-2025112039361339Good 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: 12-10-2025 1:00 am