The basic activities of Nyírségvíz Zrt. (drinking-water supply, wastewater disposal and treatment) are basically environment-protective tasks; thus, all activities, that serve the modernization of technologies, respectively improve the organization, serve the issue of environment protection. During our operation, we concentrate our resources not mainly to the rehabilitation of environmental damages, but to the prevention of these. The company does it’s best efforts to create a balance between environment protection and economical performance.