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Hormozgan, Iran

Rostāq · Air quality

Monday, Nov 2 · Asia/Tehran

Rostāq air quality

US air quality index

111

Unhealthy for sensitive groups

US EPA scale

  1. Good0–50
  2. Moderate51–100
  3. Unhealthy for sensitive groups101–150Current category
  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
20 µg/m³
PM2.5
37 µg/m³
PM10
83 µg/m³
Ozone
86.7 µg/m³
Nitrogen dioxide
7.7 µg/m³
Sulfur dioxide
3 µg/m³
Carbon monoxide
179.7 µg/m³
European AQI (separate scale)
4