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Shaanxi, China

Yunyang · Kalidad ng hangin

Miyerkules, Nob 11 · Asia/Shanghai

Yunyang air quality

US air quality index

81

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
23 µg/m³
PM2.5
25 µg/m³
PM10
26 µg/m³
Osono
31 µg/m³
Nitroheno dioksido
20 µg/m³
Asupre dioksido
6 µg/m³
Karbon monoksido
394 µg/m³
European AQI (separate scale)
4