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Gelderland, Netherlands

Halle · Kalidad ng hangin

Martes, Nob 10 · Europe/Amsterdam

Halle air quality

US air quality index

90

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
37 µg/m³
PM2.5
40 µg/m³
PM10
40 µg/m³
Osono
13 µg/m³
Nitroheno dioksido
16 µg/m³
Asupre dioksido
2 µg/m³
Karbon monoksido
359 µg/m³
European AQI (separate scale)
4