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Hauts-de-France, France

Mérignies · Kalidad ng hangin

Sabado, Nob 14 · Europe/Paris

Mérignies air quality

US air quality index

71

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
44 µg/m³
PM2.5
47 µg/m³
PM10
49 µg/m³
Osono
0 µg/m³
Nitroheno dioksido
33 µg/m³
Asupre dioksido
3 µg/m³
Karbon monoksido
395 µg/m³
European AQI (separate scale)
3