This study aims to quantify the nutrient flows within the Flemish Region and analysis. This is the function of the environment reporting (MIRA) (Flemish Environment) is supported, which describes the state of the environment, is analyzed and evaluated, and also is tested against the current environmental policy. More specifically, this study provides supporting data for the environment - indicators on the subject of eutrophication, by identifying the fluxes, hot spots and pressure on the environment by sub-sectors of the Flemish economy.