Lewati ke cuaca
weather.ws

Gansu, Tiongkok

Guohe · Kualitas udara

Rabu, 4 Nov · Asia/Shanghai

Guohe air quality

US air quality index

46

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
17 µg/m³
PM2.5
19 µg/m³
PM10
21 µg/m³
Ozon
26 µg/m³
Nitrogen dioksida
5,7 µg/m³
Sulfur dioksida
0,7 µg/m³
Karbon monoksida
280,3 µg/m³
European AQI (separate scale)
2