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Jiangxi, Tiongkok

Hechuan · Kualitas udara

Rabu, 4 Nov · Asia/Shanghai

Hechuan air quality

US air quality index

88

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
32 µg/m³
PM2.5
38 µg/m³
PM10
44 µg/m³
Ozon
47 µg/m³
Nitrogen dioksida
7 µg/m³
Sulfur dioksida
4 µg/m³
Karbon monoksida
409 µg/m³
European AQI (separate scale)
4