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Oromiya, Ethiopia

Metahāra · Kalidad ng hangin

Sabado, Nob 14 · Africa/Addis Ababa

Metahāra air quality

US air quality index

38

Mabuti

US EPA scale

  1. Mabuti0–50Current category
  2. Katamtaman51–100
  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
4 µg/m³
PM2.5
7 µg/m³
PM10
15 µg/m³
Osono
66 µg/m³
Nitroheno dioksido
1.7 µg/m³
Asupre dioksido
0.3 µg/m³
Karbon monoksido
117.3 µg/m³
European AQI (separate scale)
2