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Auvergne-Rhône-Alpes, Ufaransa

Valloire · Ubora wa hewa

Jumatano, 11 Nov · Europe/Paris

Valloire air quality

US air quality index

17

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 µg/m³
PM10
1 µg/m³
Ozoni
36 µg/m³
Dioksidi ya nitrojeni
1.3 µg/m³
Dioksidi ya salfa
1 µg/m³
Monoksidi ya kaboni
100.7 µg/m³
European AQI (separate scale)
1