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Maryland, United States

Accokeek · Air quality

Tuesday, Nov 3 · America/New York

Accokeek air quality

US air quality index

38

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
7.9 µg/m³
PM10
17 µg/m³
Ozone
34.3 µg/m³
Nitrogen dioxide
14 µg/m³
Sulfur dioxide
2 µg/m³
Carbon monoxide
232 µg/m³
European AQI (separate scale)
1