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Praia, Tanjung Verde

São Francisco · Kualitas udara

Rabu, 11 Nov · Atlantic/Cape Verde

São Francisco air quality

US air quality index

64

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
6 µg/m³
PM2.5
20 µg/m³
PM10
42 µg/m³
Ozon
61,3 µg/m³
Nitrogen dioksida
1 µg/m³
Sulfur dioksida
2 µg/m³
Karbon monoksida
109 µg/m³
European AQI (separate scale)
3