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Hunan, Tiongkok

Heishanzui · Kualitas udara

Senin, 9 Nov · Asia/Shanghai

Heishanzui air quality

US air quality index

79

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
27 µg/m³
PM2.5
29 µg/m³
PM10
31 µg/m³
Ozon
41,7 µg/m³
Nitrogen dioksida
13,7 µg/m³
Sulfur dioksida
13 µg/m³
Karbon monoksida
402,3 µg/m³
European AQI (separate scale)
4