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Maranhão, Brazil

Dom Pedro · Kalidad ng hangin

Huwebes, Nob 12 · America/Fortaleza

Dom Pedro air quality

US air quality index

64

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
14 µg/m³
PM2.5
16 µg/m³
PM10
17 µg/m³
Osono
38 µg/m³
Nitroheno dioksido
5 µg/m³
Asupre dioksido
1 µg/m³
Karbon monoksido
224 µg/m³
European AQI (separate scale)
2