E-Mail Adresses Veysel Eroglu(Director General) Mehmet Gullu(Deputy Director General) Sadi Ozturk(Deputy Director General) Haydar Kocaker(Deputy Director General) Investigation and Planning Design and Construction Dams and Hydroelectric Power Plants Water Supply and Sewage Disposal Real Estate and Expropriation Geotechnical Services and Groundwater Machinery Manufacturing and Supply Operation nad Maintenance Technical Research and Quality Control Technology Planning and Coordination Personnel and Training Administrative and Financial Services I.Region (BURSA) II.Region (IZMIR) III.Region (ESKISEHIR) IV.Region (KONYA) V.Region (ANKARA) VI.Region (ADANA) VII.Region (SAMSUN) VIII.Region (ERZURUM) IX.Region (ELAZIG) X.Region (DIYARBAKIR) XI.Region (EDIRNE) XII.Region (KAYSERI) XIII.Region (ANTALYA) XIV.Region (ISTANBUL) XV.Region (SANLIURFA) XVII.Region (VAN) XVIII.Region (ISPARTA) XIX.Region (SIVAS) XX.Region (KAHRAMANMARAS) XXI.Region (AYDIN) XXII.Region (TRABZON) XXIII.Region (KASTAMONU) XXIV.Region (KARS) XXV.Region (BALIKESIR) XXVI.Region (ARTVIN)