2016 Revising the departmental plans for drinking water supply Inventory Asset analysis and development perspectives Design of a water network GIS database at the departmental scale Water network mapping 11,000 km of networks

2014 Departmental master plan water supply, sanitation and wet-lands Inventory and diagnosis Scenario definition and evaluation Prioritized action program Monitoring and evaluation of water policy efficiency 281 towns

2010 Departmental master plan for the North-West sector of Maine & Loire Interviews of the 20 utilities and state services Network diagnosis and future project identification Quantitative and qualitative assessment of the current and future situations Infrastructure development proposals 171 towns 3,460 km of networks

2016 Sanitation master plan for the city Rueil-Malmaison System diagnosis Measurement campaigns Additional investigations on the network Hydraulic modeling Infrastructure development proposals 196 km of networks  

2008 Technical assessment for the general assessment of the sanitation system Diagnosis of wastewater and stormwater networks Wastewater and stormwater master plan Wastewater zoning 900 km of networks

2013 Technical assistance for the standardization of the sanitation system in Souleyrie Definition of a global action plan Administrative, financial and technical assistance and standardisation according to the urban waste water directive Monitoring of the waste water diagnosis study Monitoring of works in the waste water treatment plant and the network Technical assistance for regulatory [...]

2016 Diagnostic du système de collecte des eaux usées de Landry - Boulazac Recueil et interprétation des données existantes Mesures de volumes et flux de pollution Localisation précise des anomalies de réseau Propositions d'aménagements 99 km de réseau

2016 Master plan and stormwater zoning Audit of the overall performance of the stormwater network Analysis and definition of criteria for the selection of solutions Proposition of an action plan 1000 ha

2016 Étude générale du système d'assainissement des eaux usées Constitution d'un dossier de demande de renouvellement d'autorisation de rejet de la STEP du Landis 60 000 EH 214 km de réseau

2014 Élaboration d'une stratégie de gestion et d'évolution de l'alimentation en eau potable Description et analyse du fonctionnement actuel du réseau AEP Analyse rétrospective puis prospective Amélioration et renforcement du système d'alimentation en eau potable 800 km de réseau 53 captages et forages 49 réservoirs