‘Ayn Jannā · Ubora wa hewa

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.

Vichafuzi vyote

PM1

15 µg/m³

PM2.5

22 µg/m³

PM10

30 µg/m³

Ozoni

34.7 µg/m³

Dioksidi ya nitrojeni

17 µg/m³

Dioksidi ya salfa

11.3 µg/m³

Monoksidi ya kaboni

166.7 µg/m³

European AQI (separate scale)

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