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Heilongjiang, Uchina

Lianhe · Ubora wa hewa

Jumamosi, 14 Nov · Asia/Shanghai

Lianhe air quality

US air quality index

73

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
11 µg/m³
PM2.5
13 µg/m³
PM10
13 µg/m³
Ozoni
51 µg/m³
Dioksidi ya nitrojeni
5 µg/m³
Dioksidi ya salfa
2 µg/m³
Monoksidi ya kaboni
389 µg/m³
European AQI (separate scale)
3