Go straight to weather
weather.ws

Shaanxi, China

Diaowei · Air quality

Saturday, 31 Oct · Asia/Shanghai

Diaowei air quality

US air quality index

86

Moderate

US EPA scale

  1. Good0–50
  2. Moderate51–100Current category
  3. E no good for sensitive people101–150
  4. E no good for health151–200
  5. E bad well well for health201–300
  6. 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 scale

All pollutants

PM1
37 µg/m³
PM2.5
43 µg/m³
PM10
52 µg/m³
Ozone
25.7 µg/m³
Nitrogen dioxide
30 µg/m³
Sulfur dioxide
7.3 µg/m³
Carbon monoxide
452.7 µg/m³
European AQI (separate scale)
4