Lewati ke cuaca
weather.ws

Sofia-Capital, Bulgaria

Chelopechene · Kualitas udara

Sabtu, 7 Nov · Europe/Sofia

Chelopechene air quality

US air quality index

44

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
20 µg/m³
PM2.5
21 µg/m³
PM10
22 µg/m³
Ozon
14 µg/m³
Nitrogen dioksida
24 µg/m³
Sulfur dioksida
4 µg/m³
Karbon monoksida
279 µg/m³
European AQI (separate scale)
2