Paris reportedly spent billions of dollars to fix the Seine and to improve the quality of water, making it fit for public use ...

How Paris' sewers handle 10,000 Olympic athletes' worth of wastewater Wastewater flowed directly into the Seine when water levels were high, until the sewage system was upgraded in a $1.5 ...

A key promise in Paris’s bid to host the 2024 Summer Olympics was that its famous river, the Seine, would be cleaned up in time to host open water swimming events: the triathlon, paratriathlon ...

The sewer system of Paris, though it has undergone recent upgrades, is still based on an archaic model, called a combined sewer system, where stormwater and wastewater are managed as one ...