Lumaktaw sa panahon
weather.ws

Razavi Khorasan, Iran

Korūzhadeh · Kalidad ng hangin

Sabado, Nob 7 · Asia/Tehran

Korūzhadeh air quality

US air quality index

54

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
4 µg/m³
PM2.5
17 µg/m³
PM10
61 µg/m³
Osono
39.7 µg/m³
Nitroheno dioksido
6 µg/m³
Asupre dioksido
2 µg/m³
Karbon monoksido
142.3 µg/m³
European AQI (separate scale)
3