Transdanubian Regional Waterworks, operating in Western Hungary supplies water for inhabitants as well as for industrial plants and agricultural producers in 364 settlements in the Transdanubian Region. It operates regional, district and local waterworks and industrial water supply systems in 6 counties: Baranya, Fejér, Somogy,Tolna, Veszprém and Zala. It cooperates with regional sister companies and supplies drinking water for some more towns in the area: Dunaújváros, Székesfehérvár, Ajka, Mohács, Pécs and Komló. The company also manages sewage disposal and treatment in 168 settlements by operating local and regional sewage treatment plants.