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Paris Extends Seine Swimming at Two Sites Into September

City hall cites strong turnout, with continued access contingent on water quality checks, staffing, weather plus prefectural approval.

Overview

  • Mayor Anne Hidalgo said Grenelle will stay open until September 7 and Bercy until September 14, with a final Bercy weekend on September 20–21.
  • Bras Marie will close on August 31, matching the original schedule for that site.
  • The city counts nearly 100,000 bathers this summer, including a mid‑August weekly peak of 23,500 entries after 35,000 in rain‑hit July.
  • Any September sessions depend on acceptable test results, lifeguard availability, logistics, weather conditions, and authorization from the Île‑de‑France prefect.
  • Supervised swimming follows major upgrades to sewage and stormwater systems, including the Austerlitz retention basin, with daily monitoring and rain-triggered closures.