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Fujian, China

Quanzhou · Kalidad ng hangin

Biyernes, Nob 6 · Asia/Shanghai

Quanzhou air quality

US air quality index

100

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
10 µg/m³
PM2.5
16 µg/m³
PM10
20 µg/m³
Osono
82.7 µg/m³
Nitroheno dioksido
8 µg/m³
Asupre dioksido
4 µg/m³
Karbon monoksido
334.7 µg/m³
European AQI (separate scale)
4