Ruka hadi hali ya hewa
weather.ws

Piedmont, Italia

Novara · Ubora wa hewa

Alhamisi, 5 Nov · Europe/Rome

Novara air quality

US air quality index

71

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
19 µg/m³
PM2.5
20 µg/m³
PM10
20 µg/m³
Ozoni
26 µg/m³
Dioksidi ya nitrojeni
21.7 µg/m³
Dioksidi ya salfa
2 µg/m³
Monoksidi ya kaboni
275.7 µg/m³
European AQI (separate scale)
3