5. Conclusion

The work of the health authorities and that of local authorities or their delegates in various fields (setting quality requirements, research to improve water treatment techniques, preservation of water resources, etc.) are helping to improve the quality of French water. However, nothing can be taken for granted.

Other micro-organisms are currently attracting the attention of experts and players in the water sector. The French Ministry of Health is alert to the health issues that may arise from so-called emerging parameters. At its request, national expert agencies (ANSES, Santé Publique France, etc.) are studying emerging health risks, such as those linked to the presence of cyanobacteria toxins or the detection of viruses in water. The evolution of scientific knowledge, the observation of microbiological contamination of water and new requirements in terms of...