Zhejiang, China
Zhangqi · Air quality
Saturday, Oct 31 · Asia/Shanghai
Zhangqi air quality
US air quality index
180Unhealthy
US EPA scale
- Good0–50
- Moderate51–100
- Unhealthy for sensitive groups101–150
- Unhealthy151–200Current category
- Very unhealthy201–300
- Hazardous301–500+
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
- 168 µg/m³
- PM2.5
- 178 µg/m³
- PM10
- 182 µg/m³
- Ozone
- 0 µg/m³
- Nitrogen dioxide
- 63.3 µg/m³
- Sulfur dioxide
- 10.3 µg/m³
- Carbon monoxide
- 1,371.7 µg/m³
- European AQI (separate scale)
- 6