Skip to weather
weather.ws

Hunan, China

Shuping · Air quality

Saturday, Oct 31 · Asia/Shanghai

Shuping air quality

US air quality index

102

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
35 µg/m³
PM2.5
37 µg/m³
PM10
38 µg/m³
Ozone
99 µg/m³
Nitrogen dioxide
1.7 µg/m³
Sulfur dioxide
5 µg/m³
Carbon monoxide
427 µg/m³
European AQI (separate scale)
4