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Wednesday, February 28, 2024

Smog in Poland. Sunday 28/01. Check the air quality in your city

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Sunday evening in parts of Poland is marked by significantly worsened air quality. In some places it is difficult to breathe, and the standards are exceeded by several hundred percent. Check where the smog is.


According to data from 9 p.m., poor air quality in terms of PM10 dust was recorded in Nowa Ruda, where a value of 256 micrograms per cubic meter (µg/m3) was measured, i.e. 512 percent of the daily norm. The residents breathed slightly better air, but still deviating from the quality standards Skarżysko-Kamienne (104 µg/m3, i.e. 208% of the daily norm).

Exceeding the standards for PM2.5 dust was also observed. IN Skarżysko-Kamienna poor quality air was breathed. The measured concentration there was 97 µg/m3, or 388%. daily norm.

When the air quality is good

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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.

Maria Samczuk, Adam Ziemienowicz/PAP

Main photo source: Shutterstock

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