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Texas, United States

Cockrell Hill · Air quality

Wednesday, Nov 11 · America/Chicago

Cockrell Hill air quality

US air quality index

45

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
19 µg/m³
PM2.5
9.8 µg/m³
PM10
20 µg/m³
Ozone
10.9 µg/m³
Nitrogen dioxide
19 µg/m³
Sulfur dioxide
3 µg/m³
Carbon monoxide
201 µg/m³
European AQI (separate scale)
2