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North Carolina, Amerika Serikat

Saxapahaw · Kualitas udara

Jumat, 13 Nov · America/New York

Saxapahaw air quality

US air quality index

40

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
2 µg/m³
PM2.5
6,7 µg/m³
PM10
2 µg/m³
Ozon
30,3 µg/m³
Nitrogen dioksida
2,7 µg/m³
Sulfur dioksida
1 µg/m³
Karbon monoksida
145,7 µg/m³
European AQI (separate scale)
1