Jeziorko Czerniakowskie

Poland Lake 2 - Good

Jeziorko Czerniakowskie is a bathing lake located in Warsaw, Poland. The lake has a shoreline of 30 metres and is designated as a supervised swimming area. The water quality classification for 2025 is sufficient quality. The bathing area operates during the summer season with specific opening hours.

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Water

Jeziorko Czerniakowskie is a small lake with a shoreline of 30 metres.

Location

Warsaw, Jeziorna 4, Mazovian Voivodeship. The bathing area is managed by the Sports and Recreation Center of Warsaw.

Facilities

Designated swimming zone, waste bins, toilet, changing rooms, WOPR flag mast, lifeguard on duty, children's bathing area, prohibition on domestic animals, information board, bathing regulations available for review.

Season

08/06/2025 - 14/09/2025. Opening hours 9:00 - 19:00.

Water Quality

Water quality classification: 2025 - sufficient quality; 2024 - good quality; 2023 - good quality; 2022 - good quality; 2021 - excellent quality; 2020 - good quality. Maximum permissible concentrations: Escherichia coli 1000 CFU/100 ml, enterococci 400 CFU/100 ml. Water unsuitable for bathing has been recorded due to enterococci, biological pollution, algal blooms, and presence of glass, plastic, and rubber debris.

Risks

Algal blooms, elevated enterococci levels, Escherichia coli contamination, presence of glass, plastic debris, rubber, and tarry residues.