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Fujian, Tiongkok

Hutou · Kualitas udara

Senin, 2 Nov · Asia/Shanghai

Hutou air quality

US air quality index

98

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
40 µg/m³
PM2.5
46 µg/m³
PM10
51 µg/m³
Ozon
40 µg/m³
Nitrogen dioksida
28 µg/m³
Sulfur dioksida
8 µg/m³
Karbon monoksida
410 µg/m³
European AQI (separate scale)
4