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Guanajuato, Mexico

Colonia Hermosillo · Air quality

Friday, Nov 6 · America/Mexico City

Colonia Hermosillo 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
18 µg/m³
PM2.5
10.5 µg/m³
PM10
19 µg/m³
Ozone
21 µg/m³
Nitrogen dioxide
16 µg/m³
Sulfur dioxide
3 µg/m³
Carbon monoxide
352 µg/m³
European AQI (separate scale)
1