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Quintana Roo, Mexico

Ciudad Chemuyil · Air quality

Sunday, Nov 15 · America/Cancun

Ciudad Chemuyil air quality

US air quality index

23

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
2 µg/m³
PM2.5
4.5 µg/m³
PM10
12 µg/m³
Ozone
37.7 µg/m³
Nitrogen dioxide
0.3 µg/m³
Sulfur dioxide
1 µg/m³
Carbon monoxide
110.3 µg/m³
European AQI (separate scale)
1