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Oregon, Amerika Serikat

Hillsboro · Kualitas udara

Rabu, 11 Nov · America/Los Angeles

Hillsboro air quality

US air quality index

58

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
16 µg/m³
PM2.5
10,1 µg/m³
PM10
17 µg/m³
Ozon
22 µg/m³
Nitrogen dioksida
27 µg/m³
Sulfur dioksida
1 µg/m³
Karbon monoksida
242 µg/m³
European AQI (separate scale)
2