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Värmland, Sweden

Arvika · Kalidad ng hangin

Miyerkules, Nob 11 · Europe/Stockholm

Arvika air quality

US air quality index

23

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
1 µg/m³
PM2.5
2 µg/m³
PM10
2 µg/m³
Osono
48.7 µg/m³
Nitroheno dioksido
1 µg/m³
Asupre dioksido
0 µg/m³
Karbon monoksido
158.3 µg/m³
European AQI (separate scale)
1