X  Close Official AQ sensor station - Credit Union, South Dakota, USA

  PM2.5 PM10 O3 AQI classification       
Current 34 8 34 Good Air Quality
     
Forecastmin avg maxmin avg maxmin avg max           
12-27-2025141516791316Good Air Quality
     
12-28-2025681556915Good Air Quality
     
12-29-202561121561121Good Air Quality
     
12-30-20256895669Good Air Quality
     
12-31-202551223391723Good Air Quality
     
01-01-202681221591521Good Air Quality
     
01-02-20261727419213841Good Air Quality
     
01-03-20268101457814Good 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: 12-29-2025 21:00