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North Rhine-Westphalia, Jerman

Unna · Kualitas udara

Minggu, 1 Nov · Europe/Berlin

Unna air quality

US air quality index

51

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
8 µg/m³
PM2.5
9 µg/m³
PM10
10 µg/m³
Ozon
44 µg/m³
Nitrogen dioksida
4,7 µg/m³
Sulfur dioksida
0,3 µg/m³
Karbon monoksida
129,3 µg/m³
European AQI (separate scale)
2