Lumaktaw sa panahon
weather.ws

Heilongjiang, China

Qikeshu · Kalidad ng hangin

Martes, Nob 10 · Asia/Shanghai

Qikeshu air quality

US air quality index

63

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
20 µg/m³
PM2.5
23 µg/m³
PM10
25 µg/m³
Osono
11.7 µg/m³
Nitroheno dioksido
26.7 µg/m³
Asupre dioksido
7.3 µg/m³
Karbon monoksido
436.3 µg/m³
European AQI (separate scale)
2