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Hunan, Uchina

Majiang · Ubora wa hewa

Ijumaa, 6 Nov · Asia/Shanghai

Majiang air quality

US air quality index

61

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
13 µg/m³
PM2.5
14 µg/m³
PM10
14 µg/m³
Ozoni
36 µg/m³
Dioksidi ya nitrojeni
7 µg/m³
Dioksidi ya salfa
7 µg/m³
Monoksidi ya kaboni
452 µg/m³
European AQI (separate scale)
2