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Shandong, Tiongkok

Heguan · Kualitas udara

Minggu, 8 Nov · Asia/Shanghai

Heguan air quality

US air quality index

66

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
5 µg/m³
PM2.5
6 µg/m³
PM10
6 µg/m³
Ozon
41,3 µg/m³
Nitrogen dioksida
15,7 µg/m³
Sulfur dioksida
3 µg/m³
Karbon monoksida
216 µg/m³
European AQI (separate scale)
2