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Southern District, Hong Kong

Tin Wan · Kalidad ng hangin

Huwebes, Nob 12 · Asia/Hong Kong

Tin Wan 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
21 µg/m³
PM2.5
30 µg/m³
PM10
36 µg/m³
Osono
30.7 µg/m³
Nitroheno dioksido
42 µg/m³
Asupre dioksido
25 µg/m³
Karbon monoksido
331.3 µg/m³
European AQI (separate scale)
4