Skip to weather
weather.ws

Zhejiang, China

Zhutiantou · Air quality

Thursday, Nov 12 · Asia/Shanghai

Zhutiantou air quality

US air quality index

115

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
22 µg/m³
PM2.5
31 µg/m³
PM10
38 µg/m³
Ozone
40 µg/m³
Nitrogen dioxide
35.7 µg/m³
Sulfur dioxide
3.7 µg/m³
Carbon monoxide
346.3 µg/m³
European AQI (separate scale)
4