Environmental hazard assessment of former mines : main methodological points

The environmental hazard assessment of former mine sites concerns the surface water, groundwater, soils and sediments and allows the listing and location of the potential areas exposed to one or several contaminations with possible harmful consequences on human and the environment. This assessment needs to evaluate the intensity of the potential pollution and the site predisposition or sensitivity to be affected by this (these) pollution (s). The areas characterized by each environmental hazard classes will be mapped for a better understanding. If necessary the results will be used for the PPRM drawing up