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Ardabil Province, Iran

Ālanī · Kalidad ng hangin

Linggo, Nob 8 · Asia/Tehran

Ālanī air quality

US air quality index

18

Mabuti

US EPA scale

  1. Mabuti0–50Current category
  2. Katamtaman51–100
  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
3 µg/m³
PM2.5
4 µg/m³
PM10
7 µg/m³
Osono
28 µg/m³
Nitroheno dioksido
12 µg/m³
Asupre dioksido
1 µg/m³
Karbon monoksido
169 µg/m³
European AQI (separate scale)
1