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Olomouc Region, Chechia

Úsov · Ubora wa hewa

Jumanne, 10 Nov · Europe/Prague

Úsov air quality

US air quality index

78

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
11 µg/m³
PM2.5
12 µg/m³
PM10
12 µg/m³
Ozoni
35 µg/m³
Dioksidi ya nitrojeni
5 µg/m³
Dioksidi ya salfa
1 µg/m³
Monoksidi ya kaboni
255 µg/m³
European AQI (separate scale)
3