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period particle concentration AQI Risk       
Current pm10 0 0.0 GoodAQ       
Current pm2.5 0 0.0 GoodAQ       
10 min pm2.5 0 0.0 GoodAQ       
30 min pm2.5 0.2 0.8 GoodAQ
     
1 hour pm2.5 0.2 0.8 GoodAQ
     
6 hour pm2.5 1.1 4.6 GoodAQ
     
24 hour pm2.5 2.2 9.2 GoodAQ
     
1 week pm2.5 2.4 10.0 GoodAQ
     
     

classification AQI pm10 pm2.5 The health effects should be based on 24 hours average values only.
GoodAQ 0-50 < 54 μg/m3 < 12 μg/m3 Air quality is considered satisfactory, and air pollution poses little or no risk
ModerateAQ 50-100 < 154 μg/m3 < 35.4 μg/m3 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.
UnhealthyFSAQ 100-150 < 254 μg/m3 < 55.4 μg/m3 Members of sensitive groups may experience health effects. The general public is not likely to be affected.
UnhealthyAQ 150-200 < 354 μg/m3 < 150.4 μg/m3 Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.
VeryUnhealthyAQ 200-300 < 424 μg/m3 < 250.4 μg/m3 Health alert: everyone may experience more serious health effects
HazordousAQ > 300 > 424 μg/m3 > 250.4 μg/m3 Health warnings of emergency conditions. The entire population is more likely to be affected
 More information:  EPA  Air Quality Index     Purpleair sensor  #119087 Sensor data captured at: 20-12-2025 1:02 am  Temperature: 62°F Humidity: 58%