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Shaanxi, China

Da’an · Kalidad ng hangin

Martes, Nob 3 · Asia/Shanghai

Da’an air quality

US air quality index

71

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
28 µg/m³
PM2.5
33 µg/m³
PM10
41 µg/m³
Osono
31.3 µg/m³
Nitroheno dioksido
14 µg/m³
Asupre dioksido
5.3 µg/m³
Karbon monoksido
314.7 µg/m³
European AQI (separate scale)
3