142
Unhealthy for Sensitive Groups
PM2.539 µg/m3PM1060 µg/m3
SO27 µg/m3OZONE285 µg/m3
NO241 µg/m3CO0.8 µg/m3
CurrentLast 48 hoursMinMax
PM2.5108
58129
PM1051
2862
OZONE142
48143
NO236
2149
AQI monitoring stations Primary pollutantPM2.5 AQIPM10 AQINO2 AQI OZONE AQICO AQISO2 AQIAQI
Guang Ya Middle School PM2.5 Air quality index ozone 106 46 48 153 9 7 153
City Fifth PM2.5 Air quality index ozone 136 52 43 164 10 6 164
Guangdong Business School PM2.5 Air quality index ozone 97 51 36 142 11 8 142
City eighty-six in PM2.5 Air quality index ozone 93 48 50 151 9 7 151
Panyu High School PM2.5 Air quality index ozone 76 48 27 126 8 19 126
City Stations PM2.5 Air quality index ozone 101 51 41 174 10 7 174
Jiulong Town PM2.5 Air quality index ozone 124 59 17 125 10 6 125
LuHu PM2.5 Air quality index ozone 116 56 37 135 9 10 135
Maofengshan Forest Park PM2.5 Air quality index pm25 95 46 23 93 7 8 95  
Sports West PM2.5 Air quality index ozone 144 61 45 157 11 8 157

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.
Canton Air quality index Updated on 2019-08-22 20:00:00 , Canton AQI (Air quality index) is 142. Canton PM2.5 (fine particulate matter) AQI is 108 - Canton PM10 (respirable particulate matter) AQI is 51 - Canton NO2 (nitrogen dioxide) AQI is 36 - Canton SO2 (sulfur dioxide) AQI is 8 - Canton O3 (ozone) AQI is 142

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