Jiangsu, China
Qi’an · Air quality
Friday, 13 Nov · Asia/Shanghai
Qi’an air quality
US air quality index
117E no good for sensitive people
US EPA scale
- Good0–50
- Moderate51–100
- E no good for sensitive people101–150Current category
- E no good for health151–200
- E bad well well for health201–300
- Dangerous301–500+
A higher US AQI indicates more air pollution and greater health concern. Categories and pollutant concentration units are different measures.
Understand the EPA scaleAll pollutants
- PM1
- 61 µg/m³
- PM2.5
- 65 µg/m³
- PM10
- 69 µg/m³
- Ozone
- 0 µg/m³
- Nitrogen dioxide
- 64 µg/m³
- Sulfur dioxide
- 13 µg/m³
- Carbon monoxide
- 881 µg/m³
- European AQI (separate scale)
- 4