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Opole Voivodeship, Poland

Chrząstowice · Air quality

Friday, Nov 6 · Europe/Warsaw

Chrząstowice air quality

US air quality index

104

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
31 µg/m³
PM2.5
34 µg/m³
PM10
35 µg/m³
Ozone
20.3 µg/m³
Nitrogen dioxide
13 µg/m³
Sulfur dioxide
1 µg/m³
Carbon monoxide
277.7 µg/m³
European AQI (separate scale)
4