211
Very Unhealthy
PM2.5154 µg/m3PM10171 µg/m3
SO225 µg/m3OZONE111 µg/m3
NO239 µg/m3CO1.6 µg/m3
CurrentLast 48 hoursMinMax
PM2.5211
136417
PM10108
0320
OZONE34
2334
NO235
1456
AQI monitoring stations Primary pollutantPM2.5 AQIPM10 AQINO2 AQI OZONE AQICO AQISO2 AQIAQI
Food Factory PM2.5 Air quality index pm25 205 104 77 27 17 96 205
Bus Factory PM2.5 Air quality index pm25 167 76 23 32 14 21 167
Institute of Posts and Telecommunications PM2.5 Air quality index pm25 186 112 38 32 15 21 186
Labor Park PM2.5 Air quality index pm25 241 64 31 22 25 241
Garden Office PM2.5 Air quality index pm25 193 95 29 27 15 40 193
Moon Lake PM2.5 Air quality index pm25 189 114 15 42 19 26 189
Rejection wanzi PM2.5 Air quality index pm25 263 148 22 45 30 4 263
Sanitation Department Economic Development Zone PM2.5 Air quality index pm25 246 46 34 18 49 246
Hi-tech Zone PM2.5 Air quality index pm25 243 122 26 37 22 24 243
Daishan Park PM2.5 Air quality index pm25 179 94 14 37 13 33 179

According The National Ambient Air Quality Standards for Particle Pollution to caculate AQI

Air Quality Index (AQI) Values Levels of Health Concern Colors
0 to 50 Good No health implications.
51 to 100 Moderate Few hypersensitive individuals should reduce outdoor exercise.
101 to 150 Unhealthy for Sensitive Groups Slight irritations may occur, individuals with breathing or heart problems should reduce outdoor exercise.
151 to 200 Unhealthy May have harmful impacts on patients and members of sensitive groups (children, aged or weak people), and also cause the general public unpleasant feelings.
201 to 300 Very Unhealthy Healthy people will be noticeably affected. People with breathing or heart problems will experience reduced endurance in activities. These individuals and elders should remain indoors and restrict activities.
301 to 500 Hazardous Healthy people will experience reduced endurance in activities. There may be strong irritations and symptoms and may trigger other illnesses. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid out door activities.
Changchun Air quality index Updated on 2020-01-26 22:00:00 , Changchun AQI (Air quality index) is 211. Changchun PM2.5 (fine particulate matter) AQI is 211 - Changchun PM10 (respirable particulate matter) AQI is 108 - Changchun NO2 (nitrogen dioxide) AQI is 35 - Changchun SO2 (sulfur dioxide) AQI is 33 - Changchun O3 (ozone) AQI is 34

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