According to observations at the stationary posts of the Borys Sreznevsky Central Geophysical Observatory, from May 1 to May 6, 2023, the average daily maximum permissible concentrations were exceeded in the air of Kyiv

- sulfur dioxide - by 1.4-2.1 times on Demiivska, Bessarabska and Halytska squares, Obolonskyi and Beresteyskyi avenues, Lesia Ukrainky boulevard, in the Hydropark area, Academician Strazhesko, Hetman Pavlo Polubotka, Inzhenera Borodina, Kaunaska and Semen Skliarenko streets, except for 37 Nauky Avenue (near the weather site of the Observatory), where no exceedances were observed;

- nitrogen dioxide - by 5.4-4.7 times on May 3-4 on Skliarenka Street and Bessarabska Square; by 1.8-4.4 times on Demiivska and Halytska Squares, Obolonskyi, Nauky and Beresteyskyi Avenues, Lesia Ukrainky Boulevard, in the area of Hydropark, Akademika Strazheskoho, Hetman Pavlo Polubotka, Inzhenera Borodina and Kaunaska Streets;

- formaldehyde - by 1.6-2.2 times on Demiivska, Bessarabska and Halytska squares, Obolonskyi and Beresteyskyi avenues, Lesia Ukrainky boulevard, in the Hydropark area, Akademika Strazheskoho, Hetman Pavlo Polubotka, Kaunaska and Skliarenka streets.

A total of 1536 atmospheric air samples were collected and analyzed at 15 stationary posts of the Observatory from May 1 to May 6, 2023.

Compared to the previous week, the level of nitrogen dioxide, formaldehyde and sulfur dioxide pollution has increased. The content of other substances remained almost unchanged.