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Aosta Valley, Italia

Fontainemore · Ubora wa hewa

Ijumaa, 6 Nov · Europe/Rome

Fontainemore air quality

US air quality index

82

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
47 µg/m³
PM2.5
50 µg/m³
PM10
51 µg/m³
Ozoni
26.7 µg/m³
Dioksidi ya nitrojeni
21 µg/m³
Dioksidi ya salfa
1 µg/m³
Monoksidi ya kaboni
484.7 µg/m³
European AQI (separate scale)
4