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São Paulo, Brazil

Conchas · Air quality

Wednesday, Oct 21 · America/Sao Paulo

Conchas air quality

US air quality index

44

Good

US EPA scale

  1. Good0–50Current category
  2. Moderate51–100
  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
8 µg/m³
PM2.5
10 µg/m³
PM10
11 µg/m³
Ozone
82.3 µg/m³
Nitrogen dioxide
4.7 µg/m³
Sulfur dioxide
2 µg/m³
Carbon monoxide
150 µg/m³
European AQI (separate scale)
2