Lake Como, a picturesque destination in northern Italy, is renowned for its stunning natural beauty and crystal-clear waters. However, the water quality of this iconic lake can vary across different regions, and it’s essential for visitors to be aware of the latest information to ensure a safe and enjoyable experience.
Monitoring Lake Como’s Water Quality
The local health authority, “Azienda Sanitaria Locale,” takes water quality measurements at 42 locations around Lake Como. These tests examine various parameters, including pH levels, transparency, water temperature, oxygen content, and trace elements. The results are regularly published online, allowing the public to access the latest information on the lake’s water quality.
Safe Swimming Areas
The majority of the public beaches on Lake Como are considered safe for swimming, with 99% of them meeting the European Union’s hygiene regulations. The northern part of the lake, known as Alto Lario, stands out as an exceptional area, with almost 100% compliance with bathing water quality requirements. Beaches in the villages marked 1 to 31 have been tested and found to have excellent water quality.
Areas to Avoid
While most of Lake Como’s beaches are safe for swimming, the southern arm of the lake towards Como has lower water quality, with only about 60% compliance with bathing water quality requirements. Additionally, the area around Como’s downtown is known to be polluted and should be avoided for swimming.
Other Factors to Consider
Although brain-eating bacteria, such as Naegleria fowleri, are extremely rare in Lake Como, Escherichia coli (E. coli) is more common and can be found in some areas, particularly around Como’s downtown. It’s essential to exercise caution when swimming in the lake, especially for those who are not strong swimmers, as the lake can be dangerous due to its depth and whirlpools.
Data and Statistics
- In 2011, 46 out of 54 bathing beaches were classified as “very good” and 5 as “good” in terms of water quality.
- In 2019, 99% of public beaches on Lake Como were considered safe for swimming.
- In 2021, the Italian Ministry of Health published data on water quality, which showed that most beaches on Lake Como were classified as “Eccelente” (excellent).
Conclusion
Lake Como’s water quality is generally good, with the majority of its public beaches meeting the European Union’s hygiene regulations. However, it’s essential for visitors to be aware of the specific areas with lower water quality, particularly around Como’s downtown, and to exercise caution when swimming in the lake. By staying informed and following local guidelines, visitors can enjoy the beauty of Lake Como while prioritizing their safety and well-being.
References
- https://www.tripadvisor.com/ShowTopic-g187835-i497-k4420183-Is_Lake_Como_safe_to_swim_in-Como_Lake_Como_Lombardy.html
- https://www.comer-see-italien.com/en/lake-como-abc/water-quality-on-lake-comersee__65.htm
- https://www.reddit.com/r/ItalyTravel/comments/160prpt/is_it_safe_to_swim_in_lake_como/
- https://comocompanion.com/2019/05/22/swimability-2019-lake-comos-clean-water/
- https://comocompanion.com/2022/02/28/swimability-datafest-for-lake-com/