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Campania, Italia

Arpaia · Ubora wa hewa

Jumatano, 28 Okt · Europe/Rome

Arpaia air quality

US air quality index

38

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
9 µg/m³
PM2.5
10 µg/m³
PM10
11 µg/m³
Ozoni
22.3 µg/m³
Dioksidi ya nitrojeni
12.7 µg/m³
Dioksidi ya salfa
0.7 µg/m³
Monoksidi ya kaboni
210.3 µg/m³
European AQI (separate scale)
1