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Piedmont, Italy

Romagnano Sesia · Air quality

Monday, Nov 9 · Europe/Rome

Romagnano Sesia air quality

US air quality index

129

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
28 µg/m³
PM2.5
30 µg/m³
PM10
30 µg/m³
Ozone
40 µg/m³
Nitrogen dioxide
17 µg/m³
Sulfur dioxide
4 µg/m³
Carbon monoxide
288 µg/m³
European AQI (separate scale)
4