Skip to weather
weather.ws

Paraná, Brazil

Santa Mariana · Air quality

Thursday, Nov 12 · America/Sao Paulo

Santa Mariana air quality

US air quality index

88

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
17 µg/m³
PM2.5
17 µg/m³
PM10
18 µg/m³
Ozone
78.7 µg/m³
Nitrogen dioxide
2.3 µg/m³
Sulfur dioxide
1 µg/m³
Carbon monoxide
278.7 µg/m³
European AQI (separate scale)
4