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Gansu, China

Yitiaoshan · Kalidad ng hangin

Biyernes, Nob 13 · Asia/Shanghai

Yitiaoshan air quality

US air quality index

77

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
21 µg/m³
PM2.5
23 µg/m³
PM10
28 µg/m³
Osono
34 µg/m³
Nitroheno dioksido
27 µg/m³
Asupre dioksido
16 µg/m³
Karbon monoksido
441 µg/m³
European AQI (separate scale)
3