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Quebec, Kanada

Godefroy · Ubora wa hewa

Ijumaa, 23 Okt · America/Toronto

Godefroy air quality

US air quality index

25

Nzuri

US EPA scale

  1. Nzuri0–50Current category
  2. Wastani51–100
  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
1 µg/m³
PM2.5
1.1 µg/m³
PM10
3 µg/m³
Ozoni
34.6 µg/m³
Dioksidi ya nitrojeni
0 µg/m³
Dioksidi ya salfa
0 µg/m³
Monoksidi ya kaboni
133 µg/m³
European AQI (separate scale)
1