In France, the reuse of wastewater is still in its infancy


Since the Assises de l’eau in 2020, the objective has been to triple, by 2025, the volumes of non-conventional water reused.

Europe must expect an increase in water shortages in the decades to come, insists the latest IPCC report on the impacts of global warming. The reuse of wastewater is therefore becoming a major issue in the management of this resource: it is in this context that the government published a decree on March 11 allowing its use to be extended to new areas previously prohibited.

Since the Assises de l’eau in 2020, the objective has been to triple, by 2025, the volumes of non-conventional water reused, namely urban rainwater, wastewater from industry or water from of our habitats (sinks, toilets, washing machines), which are then cleaned up in one of the more than 20,000 treatment plants, before being discharged into nature. The reuse of this wastewater consists of administering an additional treatment to them in order to reduce any health risk as much as possible, before using it again directly for…

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