跳至天氣
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Shanxi, China

Hetou · 空氣質素

Saturday, Oct 31 · Asia/Shanghai

Hetou air quality

US air quality index

95

一般

US EPA scale

  1. 良好0–50
  2. 一般51–100Current category
  3. 對敏感人士有害101–150
  4. 有害健康151–200
  5. 對健康非常有害201–300
  6. 危險301–500+

A higher US AQI indicates more air pollution and greater health concern. Categories and pollutant concentration units are different measures.

Understand the EPA scale

所有污染物

PM1
39 µg/m³
PM2.5
56 µg/m³
PM10
90 µg/m³
臭氧
12 µg/m³
二氧化氮
41 µg/m³
二氧化硫
37 µg/m³
一氧化碳
669 µg/m³
European AQI (separate scale)
4