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  • - Surface area of the municipality subject to flood risk (10-year return period) - river contracts - flood partnerships - SAGE - A(l)qua - Sources: SIG-GR / GIS-GR 2018; REEW 2017; Office International de l'Eau, Gest'eau 2015-2016; MDDI 2018; HPI-CIP 2015; IBH RLP 2018. Harmonization: IGEAT 2018;