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Pennsylvania, United States

Belle Vernon · Air quality

Friday, Nov 6 · America/New York

Belle Vernon air quality

US air quality index

23

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
12 µg/m³
PM2.5
9.2 µg/m³
PM10
13 µg/m³
Ozone
22.8 µg/m³
Nitrogen dioxide
7 µg/m³
Sulfur dioxide
1 µg/m³
Carbon monoxide
175 µg/m³
European AQI (separate scale)
1