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Māzandarān, Iran

Makārūd · Ubora wa hewa

Jumatano, 11 Nov · Asia/Tehran

Makārūd air quality

US air quality index

44

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
20 µg/m³
PM2.5
22 µg/m³
PM10
26 µg/m³
Ozoni
46.7 µg/m³
Dioksidi ya nitrojeni
72.7 µg/m³
Dioksidi ya salfa
21 µg/m³
Monoksidi ya kaboni
486 µg/m³
European AQI (separate scale)
2