Cuci · 空氣質素

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.

所有污染物

PM1

30 µg/m³

PM2.5

32 µg/m³

PM10

33 µg/m³

臭氧

21.7 µg/m³

二氧化氮

8 µg/m³

二氧化硫

0.3 µg/m³

一氧化碳

364 µg/m³

European AQI (separate scale)

3