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Chongqing, Tiongkok

Houping · Kualitas udara

Senin, 2 Nov · Asia/Shanghai

Houping air quality

US air quality index

21

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
5 µg/m³
PM2.5
5 µg/m³
PM10
6 µg/m³
Ozon
20,7 µg/m³
Nitrogen dioksida
19,7 µg/m³
Sulfur dioksida
3,7 µg/m³
Karbon monoksida
393,3 µg/m³
European AQI (separate scale)
1