Archive · 28 Jul 2025
Paris Reopens Seine for Swimming, Faces Water Quality Challenges
Paris has opened the Seine river for swimming again!
This is the first time since 1923.
The city spent a lot of money to clean the water, but sometimes it rains, and the river gets dirty again.
This is because rainwater mixes with sewage.
The city built a big underground tank to help with this.
Although some people are happy to swim, others are worried about getting sick.
The swimming spots close sometimes due to pollution, but many people are still enjoying the opportunity to swim in the river.
Paris re-opened the Seine for public swimming after a century-long ban, but has faced closures due to pollution.
Water quality is affected by rainfall, causing high bacteria levels from upstream sources and sewage overflows.
A $1 billion investment in infrastructure, including a storage tank, aims to improve water cleanliness.
Despite efforts, swimming sites near the Eiffel Tower and other locations have experienced temporary closures.
Public opinion varies; some embrace swimming, while others remain hesitant about water quality.
- Who
- Parisians and tourists are now able to swim in the Seine.
- What
- The Seine River in Paris has re-opened for public swimming after a century-long ban.
- When
- The Seine reopened to the public in July 2024, with closures occurring since due to pollution.
- Where
- Swimming is available at three sites along the Seine River in Paris, France.
- Why
- To allow public access and recreational use after efforts to clean the polluted river.
Pro-Swimming
Anti-Swimming
Risk Acceptance vs. Caution
Pro-Swimming
Embracing swimming in the Seine despite risks, focusing on its beauty and the unique experience.
Anti-Swimming
Hesitancy about swimming, highlighting potential health concerns and water quality doubts.
- Investment
- $1 billion to clean the river.
- Swimming Ban
- Over a century due to pollution.
- Storage Tank Capacity
- 13.2 million gallons.
- Fish Species Increase
- 10-fold.
- Sites
- Three free swimming locations.
- Closure Frequency
- Sites closed roughly half the time.