Chlorine gas alarm in Mayen: swimming pool closed after accident!

Chlorine gas alarm in Mayen: swimming pool closed after accident!

On Tuesday evening, June 17, 2025, a serious incident occurred in the Mayen swimming pool when chlorine gas escaped, which reacted with water and formed hydrochloric acid. This dangerous accident promptly led to a comprehensive deployment of the fire department, which initiated immediate containment measures View current reported. Fortunately, there were no injuries, but preventive measures were issued for residents. They were instructed to close windows and doors and turn off ventilation systems.

Police closed the affected area and asked the public to avoid the area. Around 80 firefighters, police and rescue services were on site to deal with the situation. Thomas Velten, the deputy fire chief of the city of Mayen, was in charge of the operation. The fire department was able to quickly stop the chlorine emissions and the measurements showed no increased pollutant concentrations in the area.

Doors closed for now

The affected swimming pool will remain closed until further notice due to a technical defect. It is expected that all swimming course participants will receive relevant information directly from the swimming pool staff about the upcoming changes and the reopening. This is not the first time that chlorine gas incidents in swimming pools have made headlines, as similar events have occurred in other cities. For example, on August 5, 2023, numerous bathers experienced eye and throat irritations in Frankfurt's Titusthermen thermal baths due to increased chlorine levels, which also led to a greater deployment of rescue workers, as reported dangergut.de is to be read.

Chlorine gas leaks are often caused by technical defects, and this is not an isolated case in the recent past. There was already a similar incident in the leisure pool in Teningen on September 7, 2021, where a technician reported a leak in the technical room. The fire brigade was also alerted at that time and made a loud noise fire department.de with chemical protection suits to protect against gas leaks.

Education and safety in the swimming pool

Public swimming pools are required to follow strict safety measures, especially when handling chlorine, a widely used disinfectant for water treatment. However, as a study by the Hamburg Occupational Safety and Health Office shows, there is often a lack of training for staff and general safety precautions. It is essential that swimming pool employees receive regular training to minimize such hazards and ensure safe operations.

The events at the Mayen swimming pool are another wake-up call for operators and supervisory bodies to increase safety in swimming pools and strengthen preventive measures. It remains to be hoped that this incident can not only be resolved quickly and without injuries, but also lead to long-term improvements in the safety culture.