How to check the air pollution index on WeChat
You can see it using the "Moji Weather" software. For details on how to classify the levels, you can read this article:
The air pollution index currently adopted in our country is to compare the actual measured pollutant content with the national air quality standards, which is exactly equal to the secondary standard. , its index is set at 100. The higher the pollutant content, the greater the index. Generally defined, the index is 0-50, the air quality is described as excellent, 51-100 is good, 101-150 is slightly polluted, 151-200 is lightly polluted, 201-300 is moderately polluted, and above 300 is severely polluted. Contaminated.
The forecast of air pollution index can remind citizens, especially those who are sensitive to air pollution, such as those with heart disease or respiratory diseases, to take necessary measures before severe air pollution occurs. Precautions.
Air pollution index Air quality level Impact of air quality conditions on the human body
0-50 Level I Excellent There is no air pollution problem at this time and no harm to public health.
51 100 Class I Good Air quality is considered acceptable at this time and poses no risk to public health except for a very small number of people who are particularly sensitive to certain pollutants.
101-150 II (1)) level mild pollution. At this time, people who are more sensitive to pollutants, such as children and the elderly, patients with respiratory diseases or heart disease, and people who like outdoor activities, they The health status of some people will be affected, but it has basically no impact on healthy people.
151-200 Level II (2)) mild pollution
201-300 Level IV (1)) and IV2)) level moderate and moderately heavy pollution At this time, Almost everyone's health will be affected, and the impact on sensitive people is particularly obvious.
Greater than 300 V level, severe pollution. At this time, everyone's health will be seriously affected.
I hope this can help you. If you want to know more about air pollution, you can check out the E Fan Network.