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Shaanxi, Uchina

Ganjing · Ubora wa hewa

Jumapili, 15 Nov · Asia/Shanghai

Ganjing air quality

US air quality index

78

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
17 µg/m³
PM10
20 µg/m³
Ozoni
38 µg/m³
Dioksidi ya nitrojeni
9 µg/m³
Dioksidi ya salfa
3 µg/m³
Monoksidi ya kaboni
242 µg/m³
European AQI (separate scale)
3