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Henan, China

Xindian · Air quality

Monday, Nov 2 · Asia/Shanghai

Xindian air quality

US air quality index

132

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
29 µg/m³
PM2.5
61 µg/m³
PM10
106 µg/m³
Ozone
1.3 µg/m³
Nitrogen dioxide
39 µg/m³
Sulfur dioxide
5.7 µg/m³
Carbon monoxide
366.7 µg/m³
European AQI (separate scale)
4