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Markazi, Iran

Deh-e Namak · Ubora wa hewa

Jumatatu, 9 Nov · Asia/Tehran

Deh-e Namak air quality

US air quality index

26

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
2 µg/m³
PM2.5
4 µg/m³
PM10
11 µg/m³
Ozoni
76 µg/m³
Dioksidi ya nitrojeni
1.7 µg/m³
Dioksidi ya salfa
3.3 µg/m³
Monoksidi ya kaboni
130 µg/m³
European AQI (separate scale)
2