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Wallonia, Belgia

Messancy · Kualitas udara

Jumat, 23 Okt · Europe/Brussels

Messancy air quality

US air quality index

20

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
4 µg/m³
PM10
5 µg/m³
Ozon
41,7 µg/m³
Nitrogen dioksida
4,3 µg/m³
Sulfur dioksida
1 µg/m³
Karbon monoksida
138,3 µg/m³
European AQI (separate scale)
1