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Tehran, Iran

Sar Gol · Kualitas udara

Rabu, 4 Nov · Asia/Tehran

Sar Gol air quality

US air quality index

69

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
18 µg/m³
PM2.5
20 µg/m³
PM10
21 µg/m³
Ozon
22,7 µg/m³
Nitrogen dioksida
36,3 µg/m³
Sulfur dioksida
15 µg/m³
Karbon monoksida
493,3 µg/m³
European AQI (separate scale)
3