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Massachusetts, Estados Unidos

Marstons Mills · Kalidad ng hangin

Sabado, Okt 31 · America/New York

Marstons Mills air quality

US air quality index

26

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
0.3 µg/m³
PM10
6 µg/m³
Osono
23.3 µg/m³
Nitroheno dioksido
2.7 µg/m³
Asupre dioksido
1 µg/m³
Karbon monoksido
128.7 µg/m³
European AQI (separate scale)
1