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Razavi Khorasan, Iran

Kharābeh Amīn · Air quality

Sunday, Nov 1 · Asia/Tehran

Kharābeh Amīn air quality

US air quality index

56

Moderate

US EPA scale

  1. Good0–50
  2. Moderate51–100Current category
  3. Unhealthy for sensitive groups101–150
  4. Unhealthy151–200
  5. Very unhealthy201–300
  6. Hazardous301–500+

A higher US AQI indicates more air pollution and greater health concern. Categories and pollutant concentration units are different measures.

Understand the EPA scale

All pollutants

PM1
15 µg/m³
PM2.5
18 µg/m³
PM10
26 µg/m³
Ozone
6 µg/m³
Nitrogen dioxide
61 µg/m³
Sulfur dioxide
11 µg/m³
Carbon monoxide
705 µg/m³
European AQI (separate scale)
2