Kąpielisko nad Jeziorem Kosiakowo (Korytnickie)
Bathing site in Mirosławiec, wałecki county.
zakwit sinic. Test: Aug. 21, 2026, next: -.
Sanitary rating: history
| Test date | Rating | E. coli | Enterococci |
|---|---|---|---|
| Aug. 21, 2026 | Not suitable for swimming | 173 | 490 |
| Aug. 7, 2026 | Suitable for swimming | 8 | 8 |
| July 22, 2026 | Suitable for swimming | - | 41 |
| June 26, 2026 | Suitable for swimming | 15 | 11 |
| Aug. 21, 2025 | Not suitable for swimming | 15 | 1 |
| Aug. 8, 2025 | Not suitable for swimming | 15 | 1 |
| Aug. 7, 2025 | Not suitable for swimming | - | - |
| July 18, 2025 | Suitable for swimming | 15 | 1 |
Multi-year classification
| Year | Classification |
|---|---|
| 2025 | Unclassified |
| 2024 | Unclassified |
Bathing season: July 1, 2026 - Aug. 31, 2026
On the beach
- Bathing season
- July 1, 2026 - Aug. 31, 2026
- Opening hours
- 10:00 - 18:00
- Shoreline length
- 30 m
- Operator
- Gmina Mirosławiec ul. Wolności 37, 78-650 Mirosławiec [email protected] +48672595042
The swimming area is located on Lake Kosiakowo (Korytnickie), an inland body of water with an area of approximately 0.41 km². The lake lies at an elevation below 200 m above sea level and exhibits the typical characteristics of a lowland lake. The average depth of the lake is approximately 3 m, while the maximum depth reaches 6.2 m. The bottom within the swimming area is sandy and silty. The water quality in the swimming area is regularly assessed. Based on the most recent seasonal assessment, the water was found to be generally suitable for swimming, although there have been short-term bacteriological quality deteriorations in the past. The lake’s watershed is primarily agricultural and forested—dominated by meadows, pastures, coniferous forests, and areas with natural vegetation. There are no direct sewage discharges into the lake, which limits anthropogenic pressure on water quality. In recent years, cyanobacterial blooms have been observed, indicating a potential risk of their occurrence in the future. To date, there has been no microbiological contamination (including coliform bacteria). In summary, the water at the swimming area exhibits the typical characteristics of a moderately deep inland lake, with generally good water quality, though there is a periodic risk of deterioration in biological parameters primarily associated with natural factors and the agricultural and forested watershed. Download the bathing area water profile
Frequently asked questions
Is it safe to swim in Kąpielisko nad Jeziorem Kosiakowo (Korytnickie)?
Swimming ban. zakwit sinic.
What is the water temperature in Kąpielisko nad Jeziorem Kosiakowo (Korytnickie)?
19.4°C (measured 21.08.2026).
Is there algae in Kąpielisko nad Jeziorem Kosiakowo (Korytnickie)?
Yes, zakwit sinic - a swimming ban is in force.
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