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Smog in Poland. Thursday 29/02. Check the air quality in your city

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On Thursday evening, parts of the country can’t breathe. The worst air quality occurs in the south of Poland. Check where it is better to avoid outdoor activities.

On Thursday, February 29 at 9 p.m., the worst air quality in terms of PM10 dust occurred in Dębica. The local measurement station showed the concentration of harmful particles in the air at the level of 171 micrograms per cubic meter (µg/m3), which means 344 percent of the daily norm. A slightly lower concentration was recorded in Kłodzkobecause 160 micrograms per cubic meter (µg/m3), which means 320 percent of the norm.

Air quality, described as poor, was also recorded in several cities in terms of the presence of PM2.5 dust. Its concentration was the highest in Opole and amounted to 128 µg/m3 (512% of the daily norm). IN Żywiec 106 µg/m3 (424% of the daily norm) was recorded, and Dębica – 121 µg/m3 (484% of the daily norm). Things were also bad in several other cities in southern Poland.

Many measuring stations in the south-east of the country showed unhealthy or average air quality for both PM10 and PM2.5.


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When the air quality is good

We talk about good quality air when the concentration of harmful dust does not exceed:

  • in the case of PM10 dust – 50 micrograms per cubic meter (µg/m3);
  • in the case of PM2.5 dust – 25 µg/m3.

Sources of PM10 dust emissionsPolish Smog Alert

What is PM10

PM10 is a mixture of particles suspended in the air with a diameter not exceeding 10 micrometers. Its occurrence is related, among other things, to the combustion processes of solid and liquid fuels.

What is PM2.5

PM2.5 is a mixture of particles suspended in the air with a diameter not exceeding 2.5 micrometers. According to the World Health Organization, it is the most harmful atmospheric pollutant to humans. It reaches not only the respiratory system, but also the circulatory system. It stays in our body much longer.

The impact of air pollution on healthMaria Samczuk, Adam Ziemienowicz/PAP

Main photo source: BalkansCat / Shutterstock.com

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