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Zhejiang, Uchina

Dayang · Ubora wa hewa

Jumatano, 11 Nov · Asia/Shanghai

Dayang air quality

US air quality index

95

Wastani

US EPA scale

  1. Nzuri0–50
  2. Wastani51–100Current category
  3. Hewa yenye madhara kwa makundi nyeti101–150
  4. Hewa yenye madhara151–200
  5. Hewa yenye madhara makubwa201–300
  6. 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 scale

Vichafuzi vyote

PM1
47 µg/m³
PM2.5
50 µg/m³
PM10
52 µg/m³
Ozoni
28.3 µg/m³
Dioksidi ya nitrojeni
25.3 µg/m³
Dioksidi ya salfa
6.3 µg/m³
Monoksidi ya kaboni
560.7 µg/m³
European AQI (separate scale)
4