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Lombardy, Italy

Castel Gabbiano · Air quality

Friday, Nov 6 · Europe/Rome

Castel Gabbiano air quality

US air quality index

140

Unhealthy for sensitive groups

US EPA scale

  1. Good0–50
  2. Moderate51–100
  3. Unhealthy for sensitive groups101–150Current category
  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
30 µg/m³
PM2.5
32 µg/m³
PM10
32 µg/m³
Ozone
23 µg/m³
Nitrogen dioxide
26 µg/m³
Sulfur dioxide
2 µg/m³
Carbon monoxide
350 µg/m³
European AQI (separate scale)
5