|When the AQI is:||air quality conditions are:||meaning:|
|0-50||Good||Air quality is considered satisfactory, and air pollution poses little or no risk.|
|51-100||Moderate||Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people. For example, people who are unusually sensitive to ozone may experience respiratory symptoms.|
|101-150||Unhealthy for Sensitive Groups||Although general public is not likely to be affected at this AQI range, people with lung disease, older adults and children are at a greater risk from exposure to ozone, whereas persons with heart and lung disease, older adults and children are at greater risk from the presence of particles in the air.|
|151 to 200||Unhealthy||Everyone may begin to experience some adverse health effects, and members of the sensitive groups may experience more serious effects.|
|201 to 300||Very Unhealthy||This would trigger a health alert signifying that everyone may experience more serious health effects.|
|301 to 500||Hazardous||This would trigger a health warnings of emergency conditions. The entire population is more likely to be affected.|
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