Table 1.Properties of dams considered for this study Dam Structural height (m) Function (*) Type(**) Completed year (***) Volume of dam fill (x1000m3) Reservoir Capacity (hm3) Alpaslan I 91.0 E RF u/c 2600 2993.0 Alpaslan II 114.0 I+E+FC RF u/c 15769 2430.6 Ataturk 169.0 I+E RF 1992 84500 48700.0 Birecik 63.5 I+E CG+RF 2000 9209 1220.2 Boztepe 74.0 I EF u/c 4300 83.7 Camgazi 45.0 I EF 1998 6300 56.2 Cat 78.0 I RF 1997 2020 240.0 Dumluca 32.5 I EF 1991 930 22.1 Erzincan 81.0 I EF 1997 3000 8.4 Gayt 36.5 I EF 1991 467 23.0 Gulbahar 65.0 I EF u/c 1482 14.1 Hacihidir 38.6 I RF 1989 1526 67.6 Hancagiz 55.0 I EF 1988 3021 100.0 Kalecik 39.2 I EF 1974 680 12.5 Karakaya 173.0 E CA 1987 2000 9580.0 Karkamis 40.0 E+FC CG+EF 1999 1537 157.0 Kayacik 49.5 I RF 2005 1684 116.8 Keban 207.0 E CG+RF 1975 15585 31000.0 Kigi 168.0 E RF u/c 14790 507.6 Konaktepe 125.0 E RF u/c 4750 450.0 Kuzgun 120.0 I+E RF 1995 2500 312.0 Medik 43.0 I RF 1975 811 22.0 Mursal 57.5 I+E EF 1991 1670 14.9 Ozluce 144.0 E RF 1998 14000 1075.0 Palandoken 49.0 I+WS EF 2001 554 220.4 Patnos 42.7 I EF 1991 949 33.4 Polat 56.0 I EF 1989 2100 11.5 Surgu 57.0 I EF 1969 1220 70.9 Tercan 69.0 I+E EF 1988 3200 178.0 Uzuncayir 69.5 E EF u/c 1824 308.0 Yazici 90.0 I EF u/c 6900 196.0 Yoncali 87.0 I RF u/c 3137 122.0 * E: Energy I: Irrigation FC: Flood control WS: Water supply ** RF: Rockfill EF: Earthfill CG: Concrete gravity CA: Concrete arch *** u/c: under construction