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Anhui, Uchina

Liufu · Ubora wa hewa

Jumapili, 8 Nov · Asia/Shanghai

Liufu air quality

US air quality index

81

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
9 µg/m³
PM2.5
12 µg/m³
PM10
14 µg/m³
Ozoni
30.3 µg/m³
Dioksidi ya nitrojeni
24.7 µg/m³
Dioksidi ya salfa
2.3 µg/m³
Monoksidi ya kaboni
301 µg/m³
European AQI (separate scale)
4