Lewati ke cuaca
weather.ws

Aosta Valley, Italia

Valtournenche · Kualitas udara

Rabu, 28 Okt · Europe/Rome

Valtournenche air quality

US air quality index

29

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
10 µg/m³
PM2.5
12 µg/m³
PM10
12 µg/m³
Ozon
26,3 µg/m³
Nitrogen dioksida
9,3 µg/m³
Sulfur dioksida
0 µg/m³
Karbon monoksida
121,3 µg/m³
European AQI (separate scale)
1