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Piedmont, Italia

Vallanzengo · Ubora wa hewa

Alhamisi, 12 Nov · Europe/Rome

Vallanzengo air quality

US air quality index

92

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
22 µg/m³
PM2.5
23 µg/m³
PM10
24 µg/m³
Ozoni
14 µg/m³
Dioksidi ya nitrojeni
12.3 µg/m³
Dioksidi ya salfa
0 µg/m³
Monoksidi ya kaboni
303.7 µg/m³
European AQI (separate scale)
4