Formulaire
Seize the water mediator
Allows to refer the water mediator in case of dispute with its water and / or wastewater sanitation supplier.
Some supporting documents must be sent to the water ombudsman (these are precisely described on the form).
To whom shall I send this form ?
Allows you to find an amicable solution when there is a dispute with your water and/or wastewater supplier.
By post
Water Mediation
PO BOX 40463
75366 Paris Cedex 08
By internet
On the site of the water ombudsman
For details, please use the practical information sheets :
J'ai réalisé une démarche administrative
Je donne mon avis sur Services Publics +. L'administration concernée me répondra.
Émetteur du formulaire administratif : Water Ombudsman
Verified 31 March 2026 - Public Service / Directorate of Legal and Administrative Information (Prime Minister)