Beijing, Uchina
Nancai · Ubora wa hewa
Jumatano, 11 Nov · Asia/Shanghai
Nancai air quality
US air quality index
170Hewa yenye madhara
US EPA scale
- Nzuri0–50
- Wastani51–100
- Hewa yenye madhara kwa makundi nyeti101–150
- Hewa yenye madhara151–200Current category
- Hewa yenye madhara makubwa201–300
- Hatari301–500+
A higher US AQI indicates more air pollution and greater health concern. Categories and pollutant concentration units are different measures.
Understand the EPA scaleVichafuzi vyote
- PM1
- 128 µg/m³
- PM2.5
- 133 µg/m³
- PM10
- 134 µg/m³
- Ozoni
- 1 µg/m³
- Dioksidi ya nitrojeni
- 35 µg/m³
- Dioksidi ya salfa
- 30 µg/m³
- Monoksidi ya kaboni
- 1,827 µg/m³
- European AQI (separate scale)
- 6