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Xinan · Ubora wa hewa

Alhamisi, 12 Nov · Asia/Shanghai

Xinan air quality

US air quality index

58

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
14 µg/m³
PM2.5
18 µg/m³
PM10
21 µg/m³
Ozoni
26.3 µg/m³
Dioksidi ya nitrojeni
23.7 µg/m³
Dioksidi ya salfa
4.7 µg/m³
Monoksidi ya kaboni
244.3 µg/m³
European AQI (separate scale)
2