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Emilia-Romagna, Italy

Rocca Malatina · Air quality

Wednesday, Nov 4 · Europe/Rome

Rocca Malatina air quality

US air quality index

51

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
4 µg/m³
PM2.5
5 µg/m³
PM10
6 µg/m³
Ozone
38 µg/m³
Nitrogen dioxide
5 µg/m³
Sulfur dioxide
1 µg/m³
Carbon monoxide
173.7 µg/m³
European AQI (separate scale)
2