Overview

• Leak occurred on the evening of June 17 at a Mayen public swimming pool when chlorine gas escaped and reacted with water to form hydrochloric acid.
• Roughly 80 police, fire, and rescue personnel were deployed to secure the area and manage the incident.
• Residents within 200 meters were advised to keep windows and doors closed and avoid the vicinity until safety checks concluded.
• Air quality measurements showed no elevated pollutant levels, and authorities confirmed that no one was injured.
• The pool remains closed indefinitely as officials investigate the cause and review safety protocols in response to a series of chlorine gas incidents across Europe.