X  Close Official AQ sensor station - Camp Pendleton, San Diego, California

  PM2.5 PM10 O3 AQI classification       
Current 22 19 27.2 27.2 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
26-01-202633384720222447Good Air Quality
     
27-01-20262881157163665157Unhealthy Air Quality   
  
28-01-202656114160245171160Unhealthy Air Quality   
  
29-01-20264693191264998191Unhealthy Air Quality   
  
30-01-20262560153162859153Unhealthy Air Quality   
  
31-01-202628548717274087Moderate Air Quality 
    
01-02-20264585129253956129Unhealthy for some  
   
02-02-20267095115314654115Unhealthy for some  
   
            

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: 28-01-2026 2:00 pm