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Castille and León, Spain

Urones de Castroponce · Air quality

Friday, Nov 6 · Europe/Madrid

Urones de Castroponce 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
11 µg/m³
PM10
12 µg/m³
Ozone
15 µg/m³
Nitrogen dioxide
21 µg/m³
Sulfur dioxide
1 µg/m³
Carbon monoxide
176 µg/m³
European AQI (separate scale)
1