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Māzandarān, Iran

Nashtārūd · Kalidad ng hangin

Biyernes, Nob 13 · Asia/Tehran

Nashtārūd air quality

US air quality index

34

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
6 µg/m³
PM2.5
10 µg/m³
PM10
21 µg/m³
Osono
70.3 µg/m³
Nitroheno dioksido
5.3 µg/m³
Asupre dioksido
6.7 µg/m³
Karbon monoksido
141.7 µg/m³
European AQI (separate scale)
2