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Razavi Khorasan, Iran

Pā’īn Deh · Kualitas udara

Kamis, 12 Nov · Asia/Tehran

Pā’īn Deh air quality

US air quality index

37

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
15 µg/m³
PM2.5
17 µg/m³
PM10
20 µg/m³
Ozon
3 µg/m³
Nitrogen dioksida
52 µg/m³
Sulfur dioksida
11 µg/m³
Karbon monoksida
497 µg/m³
European AQI (separate scale)
2