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England, Inggris Raya

St Austell · Kualitas udara

Senin, 9 Nov · Europe/London

St Austell air quality

US air quality index

27

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
4 µg/m³
PM2.5
7 µg/m³
PM10
9 µg/m³
Ozon
55 µg/m³
Nitrogen dioksida
4 µg/m³
Sulfur dioksida
0 µg/m³
Karbon monoksida
151 µg/m³
European AQI (separate scale)
2