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Liaoning, Uchina

Zhangdang · Ubora wa hewa

Jumapili, 15 Nov · Asia/Shanghai

Zhangdang air quality

US air quality index

155

Hewa yenye madhara

US EPA scale

  1. Nzuri0–50
  2. Wastani51–100
  3. Hewa yenye madhara kwa makundi nyeti101–150
  4. Hewa yenye madhara151–200Current category
  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
46 µg/m³
PM2.5
50 µg/m³
PM10
51 µg/m³
Ozoni
1 µg/m³
Dioksidi ya nitrojeni
41 µg/m³
Dioksidi ya salfa
9 µg/m³
Monoksidi ya kaboni
729 µg/m³
European AQI (separate scale)
5