the object of the study is to carry out:

- the diagnosis of the functioning of the wastewater network and wastewater treatment plants of the Erdre and Gesvres Municipalities (CCEG), in order to identify anomalies, quantify the pollution discharged and its impact on the environment;

- the sanitation master plan aims to reduce malfunctions, pollution discharges and the resulting additional operating costs, to comply with the regulations in force, in particular through the Urban Waste Water Directive (Eru) and the amended decree of 21 July 2015 on collective sanitation systems, and to contribute to the objectives of the SDAGE Loire-Bretagne, SAGE Estuaire de la Loire, SAGE Naughty.

The Study also aims to initiate or complete the self-monitoring and diagnostic system.

permanent sanitation system and its asset management

the object of the study is to carry out:

- the diagnosis of the functioning of the wastewater network and wastewater treatment plants of the Erdre and Gesvres Municipalities (CCEG), in order to identify anomalies, quantify the pollution discharged and its impact on the environment;

- the sanitation master plan aims to reduce malfunctions, pollution discharges and the resulting additional operating costs, to comply with the regulations in force, in particular through the Urban Waste Water Directive (Eru) and the amended decree of 21 July 2015 on collective sanitation systems, and to contribute to the objectives of the SDAGE Loire-Bretagne, SAGE Estuaire de la Loire, SAGE Naughty.

The Study also aims to initiate or complete the self-monitoring and diagnostic system.

permanent sanitation system and its asset management