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Kerala, India

Payyanur · Kualitas udara

Selasa, 10 Nov · Asia/Kolkata

Payyanur air quality

US air quality index

57

Sedang

US EPA scale

  1. Baik0–50
  2. Sedang51–100Current category
  3. Tidak sehat bagi kelompok sensitif101–150
  4. Tidak sehat151–200
  5. Sangat tidak sehat201–300
  6. Berbahaya301–500+

A higher US AQI indicates more air pollution and greater health concern. Categories and pollutant concentration units are different measures.

Understand the EPA scale

Semua polutan

PM1
24 µg/m³
PM2.5
27 µg/m³
PM10
30 µg/m³
Ozon
41 µg/m³
Nitrogen dioksida
21 µg/m³
Sulfur dioksida
5 µg/m³
Karbon monoksida
504 µg/m³
European AQI (separate scale)
2