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Heilongjiang, Tiongkok

Hali · Kualitas udara

Senin, 2 Nov · Asia/Shanghai

Hali air quality

US air quality index

80

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
29 µg/m³
PM2.5
35 µg/m³
PM10
39 µg/m³
Ozon
12 µg/m³
Nitrogen dioksida
40 µg/m³
Sulfur dioksida
12 µg/m³
Karbon monoksida
482 µg/m³
European AQI (separate scale)
4