Skip to weather
weather.ws

Henan, China

Wugong · Air quality

Wednesday, Nov 4 · Asia/Shanghai

Wugong air quality

US air quality index

120

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
31 µg/m³
PM2.5
36 µg/m³
PM10
39 µg/m³
Ozone
44.7 µg/m³
Nitrogen dioxide
13 µg/m³
Sulfur dioxide
1.7 µg/m³
Carbon monoxide
316.7 µg/m³
European AQI (separate scale)
4