Lumaktaw sa panahon
weather.ws

Tehran, Iran

Kīlān · Kalidad ng hangin

Linggo, Nob 15 · Asia/Tehran

Kīlān air quality

US air quality index

70

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
13 µg/m³
PM2.5
15 µg/m³
PM10
16 µg/m³
Osono
33.3 µg/m³
Nitroheno dioksido
60 µg/m³
Asupre dioksido
36 µg/m³
Karbon monoksido
487.7 µg/m³
European AQI (separate scale)
3