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Alagoas, Brazil

São Sebastião · Air quality

Friday, Nov 13 · America/Maceio

São Sebastião air quality

US air quality index

73

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
38 µg/m³
PM2.5
46 µg/m³
PM10
50 µg/m³
Ozone
21 µg/m³
Nitrogen dioxide
15 µg/m³
Sulfur dioxide
2 µg/m³
Carbon monoxide
499 µg/m³
European AQI (separate scale)
3