空气质量
51-100* 101-150 151-200
Moderate Unhealthy for Sensitive Groups Unhealthy
None
People with asthma should consider reducing exertion
outdoors. Children, asthmatics, and people with heart or lung
disease should reduce exertion outdoors. Children, asthmatics, and people with heart or lung disease should avoid outdoor exertion. Everyone else
should reduce exertion outdoors. Children, asthmatics, and people with heart or lung disease should remain indoors. Everyone else should
avoid exertion outdoors.
201-300 Very Unhealthy
301-500 Hazardous
z An AQI of 100 for sulfur dioxide corresponds to an SO2 level of 0.14 parts per million (averaged over 24
hours).
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