Refreshment in the river or in the bathing lake? Why the heat doesn't affect the water quality that much

In recent years, it has been the Main that has been increasingly used as bathing water alongside swimming pools and lakes. But what about the water quality in the region? We give an up-to-date overview: Is it safe to swim in the Main? Mainly because of the risk of accidents, the health department of the city and district of Würzburg generally advises against bathing in the Main. The Main water was last examined bacteriologically on May 23, 2022. There were no objections to this. Despite the warning level for the Main due to the high water temperature in Kahl am Main (district