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Piedmont, Italy

Castagneto Po · Air quality

Wednesday, Nov 4 · Europe/Rome

Castagneto Po 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
28 µg/m³
PM2.5
31 µg/m³
PM10
33 µg/m³
Ozone
16 µg/m³
Nitrogen dioxide
28 µg/m³
Sulfur dioxide
3 µg/m³
Carbon monoxide
384 µg/m³
European AQI (separate scale)
4