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Maryland, United States

Naval Academy · Air quality

Friday, Oct 30 · America/New York

Naval Academy air quality

US air quality index

35

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
6 µg/m³
PM2.5
12.1 µg/m³
PM10
7 µg/m³
Ozone
21.7 µg/m³
Nitrogen dioxide
10.7 µg/m³
Sulfur dioxide
1.7 µg/m³
Carbon monoxide
208.3 µg/m³
European AQI (separate scale)
1