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Lombardy, Italy

Castiraga Vidardo · Air quality

Tuesday, Nov 10 · Europe/Rome

Castiraga Vidardo air quality

US air quality index

87

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
20 µg/m³
PM2.5
21 µg/m³
PM10
22 µg/m³
Ozone
2 µg/m³
Nitrogen dioxide
20 µg/m³
Sulfur dioxide
1 µg/m³
Carbon monoxide
476.7 µg/m³
European AQI (separate scale)
4