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Rio de Janeiro, Brasil

Vassouras · Kualitas udara

Jumat, 6 Nov · America/Sao Paulo

Vassouras air quality

US air quality index

91

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
20 µg/m³
PM2.5
23 µg/m³
PM10
24 µg/m³
Ozon
74 µg/m³
Nitrogen dioksida
19 µg/m³
Sulfur dioksida
8 µg/m³
Karbon monoksida
318 µg/m³
European AQI (separate scale)
4