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Castille and León, Spain

Algadefe · Air quality

Friday, Oct 16 · Europe/Madrid

Algadefe air quality

US air quality index

25

Good

US EPA scale

  1. Good0–50Current category
  2. Moderate51–100
  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
12 µg/m³
PM10
12 µg/m³
Ozone
35 µg/m³
Nitrogen dioxide
10.7 µg/m³
Sulfur dioxide
1.7 µg/m³
Carbon monoxide
143.3 µg/m³
European AQI (separate scale)
1