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Chongqing, Uchina

Longjing · Ubora wa hewa

Jumatatu, 9 Nov · Asia/Shanghai

Longjing air quality

US air quality index

59

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
18 µg/m³
PM2.5
21 µg/m³
PM10
27 µg/m³
Ozoni
37 µg/m³
Dioksidi ya nitrojeni
9 µg/m³
Dioksidi ya salfa
3 µg/m³
Monoksidi ya kaboni
229 µg/m³
European AQI (separate scale)
2