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Guizhou, Uchina

Daoba · Ubora wa hewa

Jumanne, 10 Nov · Asia/Shanghai

Daoba 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
16 µg/m³
PM2.5
20 µg/m³
PM10
31 µg/m³
Ozoni
22.7 µg/m³
Dioksidi ya nitrojeni
9.7 µg/m³
Dioksidi ya salfa
22.7 µg/m³
Monoksidi ya kaboni
578.7 µg/m³
European AQI (separate scale)
2