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Pennsylvania, United States

Bernville · Air quality

Wednesday, Nov 4 · America/New York

Bernville air quality

US air quality index

55

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
9 µg/m³
PM2.5
16.6 µg/m³
PM10
12 µg/m³
Ozone
27.4 µg/m³
Nitrogen dioxide
11 µg/m³
Sulfur dioxide
9 µg/m³
Carbon monoxide
232 µg/m³
European AQI (separate scale)
2