

I think it’s mediagenic enough that journalists and other organizations probably tried to do their own tests and found nothing suspicious that wasn’t officially announced.
By the Olympic Games 2024, the work to improve the infrastructure to prevent pollution already costed 1.4 billions of euros. I guess additional infrastructure for exceptional meteorological events was just too much to be justified.
If the water is tested every day of the opened swimming season, there’s no reason to worry.
Do you avoid every kind of nature swimming? What if the tests say that it is as clean as the river or sea you trusted to swim before?