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North Khorasan, Iran

Sankhvāst · Kualitas udara

Selasa, 3 Nov · Asia/Tehran

Sankhvāst air quality

US air quality index

60

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
13 µg/m³
PM2.5
18 µg/m³
PM10
28 µg/m³
Ozon
61 µg/m³
Nitrogen dioksida
1 µg/m³
Sulfur dioksida
1 µg/m³
Karbon monoksida
122 µg/m³
European AQI (separate scale)
2