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Pennsylvania, United States

Washington Boro · Air quality

Tuesday, Nov 3 · America/New York

Washington Boro air quality

US air quality index

36

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
9 µg/m³
PM2.5
9.1 µg/m³
PM10
13 µg/m³
Ozone
38.5 µg/m³
Nitrogen dioxide
7.3 µg/m³
Sulfur dioxide
2 µg/m³
Carbon monoxide
191 µg/m³
European AQI (separate scale)
1