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England, United Kingdom

Brierfield · Kalidad ng hangin

Biyernes, Nob 13 · Europe/London

Brierfield air quality

US air quality index

21

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
5 µg/m³
PM2.5
10 µg/m³
PM10
13 µg/m³
Osono
31 µg/m³
Nitroheno dioksido
14 µg/m³
Asupre dioksido
1 µg/m³
Karbon monoksido
135 µg/m³
European AQI (separate scale)
1