Lewati ke cuaca
weather.ws

Ceará, Brasil

Alcântaras · Kualitas udara

Jumat, 6 Nov · America/Fortaleza

Alcântaras air quality

US air quality index

34

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
2 µg/m³
PM2.5
8 µg/m³
PM10
12 µg/m³
Ozon
41 µg/m³
Nitrogen dioksida
2 µg/m³
Sulfur dioksida
1,3 µg/m³
Karbon monoksida
123 µg/m³
European AQI (separate scale)
1