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Heilongjiang, Uchina

Baiquan · Ubora wa hewa

Jumatano, 11 Nov · Asia/Urumqi

Baiquan air quality

US air quality index

66

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
15 µg/m³
PM2.5
18 µg/m³
PM10
24 µg/m³
Ozoni
22 µg/m³
Dioksidi ya nitrojeni
27 µg/m³
Dioksidi ya salfa
15 µg/m³
Monoksidi ya kaboni
471 µg/m³
European AQI (separate scale)
2