Unhealthy for Sensitive Groups
PM2.539 µg/m3PM1067 µg/m3
SO24 µg/m3OZONE137 µg/m3
NO213 µg/m3CO0.6 µg/m3
CurrentLast 48 hoursMinMax
AQI monitoring stations Primary pollutantPM2.5 AQIPM10 AQINO2 AQI OZONE AQICO AQISO2 AQIAQI
Development PM2.5 Air quality index pm25 109 59 14 42 8 4 109
Scenic PM2.5 Air quality index pm25 106 54 10 44 7 6 106

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.
Sanmenxia Air quality index Updated on 2020-08-12 11:00:00 , Sanmenxia AQI (Air quality index) is 107. Sanmenxia PM2.5 (fine particulate matter) AQI is 107 - Sanmenxia PM10 (respirable particulate matter) AQI is 56 - Sanmenxia NO2 (nitrogen dioxide) AQI is 12 - Sanmenxia SO2 (sulfur dioxide) AQI is 5 - Sanmenxia O3 (ozone) AQI is 43

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