Lewati ke cuaca
weather.ws

Eastern Province, Sierra Leone

Giehun · Kualitas udara

Kamis, 12 Nov · Africa/Freetown

Giehun air quality

US air quality index

56

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
6 µg/m³
PM2.5
9 µg/m³
PM10
13 µg/m³
Ozon
32,7 µg/m³
Nitrogen dioksida
3,7 µg/m³
Sulfur dioksida
0 µg/m³
Karbon monoksida
212 µg/m³
European AQI (separate scale)
2