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Pennsylvania, Estados Unidos

Joffre · Kalidad ng hangin

Martes, Okt 27 · America/New York

Joffre air quality

US air quality index

62

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
13 µg/m³
PM2.5
19.8 µg/m³
PM10
14 µg/m³
Osono
42.1 µg/m³
Nitroheno dioksido
11.7 µg/m³
Asupre dioksido
4.7 µg/m³
Karbon monoksido
223.3 µg/m³
European AQI (separate scale)
2