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Tamil Nadu, India

Pudūr · Kalidad ng hangin

Sabado, Nob 14 · Asia/Kolkata

Pudūr 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
20 µg/m³
PM2.5
24 µg/m³
PM10
28 µg/m³
Osono
23.7 µg/m³
Nitroheno dioksido
16.3 µg/m³
Asupre dioksido
5.3 µg/m³
Karbon monoksido
361 µg/m³
European AQI (separate scale)
4