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East Azerbaijan, Iran

Qareh Chāl · Kualitas udara

Kamis, 5 Nov · Asia/Tehran

Qareh Chāl air quality

US air quality index

46

Baik

US EPA scale

  1. Baik0–50Current category
  2. Sedang51–100
  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
7 µg/m³
PM2.5
14 µg/m³
PM10
30 µg/m³
Ozon
50,7 µg/m³
Nitrogen dioksida
8,3 µg/m³
Sulfur dioksida
4 µg/m³
Karbon monoksida
165,7 µg/m³
European AQI (separate scale)
2