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Moravian-Silesian Region, Chechia

Stonava · Ubora wa hewa

Jumamosi, 7 Nov · Europe/Prague

Stonava air quality

US air quality index

69

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
20 µg/m³
PM2.5
22 µg/m³
PM10
22 µg/m³
Ozoni
38 µg/m³
Dioksidi ya nitrojeni
12 µg/m³
Dioksidi ya salfa
10 µg/m³
Monoksidi ya kaboni
386 µg/m³
European AQI (separate scale)
3