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Shaanxi, China

Qianwei · Kalidad ng hangin

Huwebes, Nob 12 · Asia/Shanghai

Qianwei air quality

US air quality index

74

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
19 µg/m³
PM2.5
22 µg/m³
PM10
25 µg/m³
Osono
69 µg/m³
Nitroheno dioksido
17 µg/m³
Asupre dioksido
6 µg/m³
Karbon monoksido
310 µg/m³
European AQI (separate scale)
3