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Fujian, Uchina

Wan’an · Ubora wa hewa

Jumatano, 4 Nov · Asia/Shanghai

Wan’an air quality

US air quality index

82

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
19 µg/m³
PM2.5
29 µg/m³
PM10
38 µg/m³
Ozoni
35.3 µg/m³
Dioksidi ya nitrojeni
10.7 µg/m³
Dioksidi ya salfa
4 µg/m³
Monoksidi ya kaboni
252.3 µg/m³
European AQI (separate scale)
4