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Jiangsu, China

Dongzaogang · Air quality

Wednesday, Nov 11 · Asia/Shanghai

Dongzaogang air quality

US air quality index

101

Unhealthy for sensitive groups

US EPA scale

  1. Good0–50
  2. Moderate51–100
  3. Unhealthy for sensitive groups101–150Current category
  4. Unhealthy151–200
  5. Very unhealthy201–300
  6. 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 scale

All pollutants

PM1
41 µg/m³
PM2.5
45 µg/m³
PM10
46 µg/m³
Ozone
25 µg/m³
Nitrogen dioxide
29 µg/m³
Sulfur dioxide
10 µg/m³
Carbon monoxide
357 µg/m³
European AQI (separate scale)
4