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Ohio, United States

Parma · Air quality

Thursday, Oct 15 · America/New York

Parma air quality

US air quality index

20

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
10.7 µg/m³
PM10
3 µg/m³
Ozone
17.5 µg/m³
Nitrogen dioxide
4.7 µg/m³
Sulfur dioxide
2 µg/m³
Carbon monoxide
160.7 µg/m³
European AQI (separate scale)
1