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Illinois, United States

Buda · Air quality

Thursday, Oct 15 · America/Chicago

Buda air quality

US air quality index

32

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
3 µg/m³
PM2.5
5.9 µg/m³
PM10
3 µg/m³
Ozone
26.7 µg/m³
Nitrogen dioxide
9 µg/m³
Sulfur dioxide
1.7 µg/m³
Carbon monoxide
144 µg/m³
European AQI (separate scale)
1