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Rio de Janeiro, Brazil

Sepetiba · Air quality

Sunday, Nov 8 · America/Sao Paulo

Sepetiba air quality

US air quality index

51

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
4 µg/m³
PM2.5
10 µg/m³
PM10
14 µg/m³
Ozone
60.3 µg/m³
Nitrogen dioxide
3.3 µg/m³
Sulfur dioxide
3 µg/m³
Carbon monoxide
112.3 µg/m³
European AQI (separate scale)
2