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Hunan, China

Shejiaping · Kalidad ng hangin

Biyernes, Nob 13 · Asia/Shanghai

Shejiaping air quality

US air quality index

89

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
18 µg/m³
PM2.5
20 µg/m³
PM10
21 µg/m³
Osono
78.7 µg/m³
Nitroheno dioksido
4.3 µg/m³
Asupre dioksido
6.3 µg/m³
Karbon monoksido
366.7 µg/m³
European AQI (separate scale)
4