Skip to weather
weather.ws

Inner Mongolia, China

Qasq · Air quality

Tuesday, Nov 3 · Asia/Shanghai

Qasq air quality

US air quality index

100

Moderate

US EPA scale

  1. Good0–50
  2. Moderate51–100Current category
  3. Unhealthy for sensitive groups101–150
  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
20 µg/m³
PM2.5
35 µg/m³
PM10
94 µg/m³
Ozone
20 µg/m³
Nitrogen dioxide
37.3 µg/m³
Sulfur dioxide
44.3 µg/m³
Carbon monoxide
689 µg/m³
European AQI (separate scale)
5