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Rēzekne Municipality, Latvia

Viļāni · Ubora wa hewa

Jumatano, 28 Okt · Europe/Riga

Viļāni air quality

US air quality index

27

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
6 µg/m³
PM2.5
8 µg/m³
PM10
8 µg/m³
Ozoni
28.7 µg/m³
Dioksidi ya nitrojeni
2.7 µg/m³
Dioksidi ya salfa
0.3 µg/m³
Monoksidi ya kaboni
166 µg/m³
European AQI (separate scale)
1