Ruka hadi hali ya hewa
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Guangxi, Uchina

Dongxing · Ubora wa hewa

Ijumaa, 30 Okt · Asia/Shanghai

Dongxing air quality

US air quality index

42

Nzuri

US EPA scale

  1. Nzuri0–50Current category
  2. Wastani51–100
  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
17 µg/m³
PM2.5
20 µg/m³
PM10
21 µg/m³
Ozoni
35 µg/m³
Dioksidi ya nitrojeni
18 µg/m³
Dioksidi ya salfa
3.3 µg/m³
Monoksidi ya kaboni
320.3 µg/m³
European AQI (separate scale)
2