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Hesse, Ujerumani

Hilders · Ubora wa hewa

Jumamosi, 7 Nov · Europe/Berlin

Hilders air quality

US air quality index

73

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
28 µg/m³
PM2.5
30 µg/m³
PM10
30 µg/m³
Ozoni
13 µg/m³
Dioksidi ya nitrojeni
16.3 µg/m³
Dioksidi ya salfa
1 µg/m³
Monoksidi ya kaboni
270.3 µg/m³
European AQI (separate scale)
3