X  Close Official AQ sensor station - Southend-on-Sea, United Kingdom

  PM2.5 PM10 O3 AQI classification       
Current 58 26 15.2 58 Moderate Air Quality  
    
Forecastmin avg maxmin avg maxmin avg max           
18-03-20253143569121511141656Moderate Air Quality 
    
19-03-2025587393162433151593Moderate Air Quality 
    
20-03-202550791001627361616100Moderate Air Quality 
    
21-03-2025435571152236591271Moderate Air Quality 
    
22-03-2025213449711167101449Good Air Quality
     
23-03-202522222266610101022Good 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: 18-03-2025 23:00