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Lombardy, Italy

Annicco · Kalidad ng hangin

Sabado, Nob 7 · Europe/Rome

Annicco air quality

US air quality index

77

Katamtaman

US EPA scale

  1. Mabuti0–50
  2. Katamtaman51–100Current category
  3. Masama sa kalusugan ng mga sensitibong grupo101–150
  4. Masama sa kalusugan151–200
  5. Lubhang masama sa kalusugan201–300
  6. Mapanganib301–500+

A higher US AQI indicates more air pollution and greater health concern. Categories and pollutant concentration units are different measures.

Understand the EPA scale

Lahat ng Polutante

PM1
20 µg/m³
PM2.5
21 µg/m³
PM10
21 µg/m³
Osono
33.3 µg/m³
Nitroheno dioksido
13.7 µg/m³
Asupre dioksido
1 µg/m³
Karbon monoksido
258 µg/m³
European AQI (separate scale)
3