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Grand Est, France

Les Ayvelles · Air quality

Saturday, Nov 7 · Europe/Paris

Les Ayvelles air quality

US air quality index

63

Moderate

US EPA scale

  1. Good0–50
  2. Moderate51–100Current category
  3. Unhealthy for sensitive groups101–150
  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
10 µg/m³
PM2.5
11 µg/m³
PM10
11 µg/m³
Ozone
31.3 µg/m³
Nitrogen dioxide
5 µg/m³
Sulfur dioxide
0 µg/m³
Carbon monoxide
204.3 µg/m³
European AQI (separate scale)
2