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The Marches, Italia

Santa Maria Apparente · Kualitas udara

Selasa, 10 Nov · Europe/Rome

Santa Maria Apparente air quality

US air quality index

45

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
7 µg/m³
PM2.5
11 µg/m³
PM10
19 µg/m³
Ozon
53 µg/m³
Nitrogen dioksida
4 µg/m³
Sulfur dioksida
1 µg/m³
Karbon monoksida
143 µg/m³
European AQI (separate scale)
2