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Saturday, April 13, 2024

Smog in Poland. Saturday 17/02. Check the air quality in your city

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On Saturday evening, in some Polish cities, the concentration limits of harmful particles in the air were exceeded. Check where the smog is.

On Saturday at 9 p.m., the worst air quality in terms of PM10 dust occurred in Sanok. The measurement station there showed the concentration of harmful particles at 64 micrograms per cubic meter (µg/m3), which means 128 percent of the daily norm. Average air quality also occurred in Dębica and Żywiec, where 60 µg/m3 was recorded, i.e. 120%. daily norm.

In terms of PM2.5 dust concentration, the air of medium quality was recorded in Dębica – 54 µg/m3 (216% of the daily norm), Żywiec – 47 µg/m3 (188% of the daily norm), Lubsko – 54 µg/m3 (216% 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 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

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