X  Close Official AQ sensor station - Bristol St Paul's, United Kingdom

  PM2.5 PM10 O3 AQI classification       
Current 34 16 36.6 36.6 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
04-09-20266121536107111315Good Air Quality
     
05-09-2026111416910119121717Good Air Quality
     
06-09-2026161925810118121925Good Air Quality
     
07-09-202611152567129131725Good Air Quality
     
08-09-20268111436911131616Good Air Quality
     
09-09-202610121567910111415Good Air Quality
     
10-09-2026811133575111414Good Air Quality
     
11-09-202611131355612131313Good 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: 06-09-2026 13:00