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Lombardy, Italy

Costa de' Nobili · Air quality

Saturday, Nov 7 · Europe/Rome

Costa de' Nobili air quality

US air quality index

71

Moderate

US EPA scale

  1. Good0–50
  2. Moderate51–100Current category
  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
20 µg/m³
PM10
20 µg/m³
Ozone
6.3 µg/m³
Nitrogen dioxide
24 µg/m³
Sulfur dioxide
1 µg/m³
Carbon monoxide
391.3 µg/m³
European AQI (separate scale)
3