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Wednesday, February 21, 2024

Smog in Poland. Thursday 1/02 Check the air quality in your city

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Smog in Poland. On Thursday afternoon, average air quality was recorded in parts of the country. Check what kind of air you breathe.

According to data from 1 p.m., the worst, average air quality, in terms of PM10 dust, was in Katowice. The local measurement station showed the concentration of harmful particles in the air at the level of 99 micrograms per cubic meter (µg/m3), which means 198 percent of the daily norm. Air of average quality was also breathed in Głubczyce (64 µg/m3, i.e. 128% of the daily norm), Nowy Sącz (72 µg/m3, i.e. 144% of the daily norm) i in Warsaw at Aleja Niepodległości 227/233 (63 µg/m3, i.e. 126% of the daily norm).

In the case of PM2.5 dust, the worst situation was recorded in Katowice (44 µg/m3, i.e. 176% of the daily norm), Jastrzębie-Zdrój and Parkowa (43 µg/m3, i.e. 172% of the daily norm) i Rzeszów (37 µg/m3, i.e. 148% of the 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 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.

Main photo source: Shutterstock

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