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Hamadan Province, Iran

Kahrīz-e Salīm · Ubora wa hewa

Ijumaa, 13 Nov · Asia/Tehran

Kahrīz-e Salīm air quality

US air quality index

35

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
12 µg/m³
PM2.5
13 µg/m³
PM10
14 µg/m³
Ozoni
37 µg/m³
Dioksidi ya nitrojeni
26 µg/m³
Dioksidi ya salfa
13 µg/m³
Monoksidi ya kaboni
247 µg/m³
European AQI (separate scale)
1