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Phu Tho, Vietnam

Phương Linh · Air quality

Saturday, Nov 14 · Asia/Ho Chi Minh

Phương Linh air quality

US air quality index

115

Unhealthy for sensitive groups

US EPA scale

  1. Good0–50
  2. Moderate51–100
  3. Unhealthy for sensitive groups101–150Current category
  4. Unhealthy151–200
  5. Very unhealthy201–300
  6. Hazardous301–500+

A higher US AQI indicates more air pollution and greater health concern. Categories and pollutant concentration units are different measures.

Understand the EPA scale

All pollutants

PM1
49 µg/m³
PM2.5
52 µg/m³
PM10
53 µg/m³
Ozone
58 µg/m³
Nitrogen dioxide
24 µg/m³
Sulfur dioxide
20.7 µg/m³
Carbon monoxide
513.3 µg/m³
European AQI (separate scale)
4