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Shaanxi, Uchina

Huangsha · Ubora wa hewa

Ijumaa, 6 Nov · Asia/Shanghai

Huangsha air quality

US air quality index

75

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
20 µg/m³
PM2.5
24 µg/m³
PM10
31 µg/m³
Ozoni
58 µg/m³
Dioksidi ya nitrojeni
13.7 µg/m³
Dioksidi ya salfa
6.3 µg/m³
Monoksidi ya kaboni
300.7 µg/m³
European AQI (separate scale)
3