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Hebei, China

Haixing · Kalidad ng hangin

Linggo, Nob 15 · Asia/Shanghai

Haixing air quality

US air quality index

160

Masama sa kalusugan

US EPA scale

  1. Mabuti0–50
  2. Katamtaman51–100
  3. Masama sa kalusugan ng mga sensitibong grupo101–150
  4. Masama sa kalusugan151–200Current category
  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
93 µg/m³
PM2.5
100 µg/m³
PM10
104 µg/m³
Osono
16 µg/m³
Nitroheno dioksido
25 µg/m³
Asupre dioksido
9 µg/m³
Karbon monoksido
667 µg/m³
European AQI (separate scale)
5