X  Close Official AQ sensor station - Howard County Near Road, Maryland, USA

  PM2.5 PM10 O3 AQI classification       
Current 13 13 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
18-04-2024103666411246112066Moderate Air Quality 
    
19-04-2024711174589121517Good Air Quality
     
20-04-2024813213599192626Good Air Quality
     
21-04-202410141835515172222Good Air Quality
     
22-04-20249212737911152427Good Air Quality
     
23-04-202473362411228162762Moderate Air Quality 
    
24-04-202410202747915182227Good 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: 20-04-2024 01:00