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North Khorasan, Iran

Khartūt · Kualitas udara

Minggu, 1 Nov · Asia/Tehran

Khartūt air quality

US air quality index

42

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
13 µg/m³
PM10
33 µg/m³
Ozon
80 µg/m³
Nitrogen dioksida
1 µg/m³
Sulfur dioksida
2 µg/m³
Karbon monoksida
111 µg/m³
European AQI (separate scale)
2