Kąpielisko Nr 1

Poland Lake 1 - Excellent

Bathing Beach No. 1 is located on Lake Jarosławskie, a ribbon lake in the Greater Poland Lowland within the Leszczyńskie Lake District. The lake is fed by rainfall and groundwater, with a maximum depth of approximately 9 meters. The shoreline is 3.3 kilometers long, with 86.8% forested, 11.6% arable land, and 1.6% buildings. The beach is accessible to anglers, beach visitors, and tourists.

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Water

Lake Jarosławske. Maximum depth approximately 9 meters. Shoreline length 3.3 kilometers. Fed by rainfall and groundwater.

Location

Jarosławki, Śrem County, Greater Poland Voivodeship, 7 kilometers from Książ Wlkp. The bathing area has a designated swimming zone in the water and a recreation and sports zone on the beach.

Facilities

Designated swimming zone, beach recreation and sports zone, water sampling point, waste bins, toilets, showers, changing rooms, WOPR flag mast, lifeguard, children's bathing area, children's beach area, prohibition on bringing domestic animals, information board, bathing regulations available for review.

Season

28 June 2025 to 31 August 2025. Operating hours 10:00 to 18:00.

Water Quality

Excellent water quality classification for 2025, 2024, 2023, 2022, 2019, 2018, 2016, and 2015. Most recent water assessment on 14 August 2025 classified water as suitable for bathing, with E. coli at 15 CFU/100 ml and enterococci at 39 CFU/100 ml. Maximum permitted concentrations: E. coli 1000 CFU/100 ml, enterococci 400 CFU/100 ml. One unsuitable classification recorded on 18 July 2025 due to enterococci at 427 CFU/100 ml.

Risks

One water sample on 18 July 2025 showed elevated enterococci levels (427 CFU/100 ml), exceeding the maximum permitted concentration of 400 CFU/100 ml, resulting in an unsuitable for bathing classification on that date.