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Hainan, Tiongkok

Nanbao · Kualitas udara

Selasa, 3 Nov · Asia/Shanghai

Nanbao air quality

US air quality index

27

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
3 µg/m³
PM2.5
7 µg/m³
PM10
9 µg/m³
Ozon
48,7 µg/m³
Nitrogen dioksida
1,7 µg/m³
Sulfur dioksida
1 µg/m³
Karbon monoksida
151,7 µg/m³
European AQI (separate scale)
1