Table 2. The results of total risk analyses of dams within the Euphrates basin

* MCE: Maximum credible earthquake (based on local magnitude)
PGA: Peak ground acceleration in g
TRF: Total risk factor

Dam MCE PGA Hazard Class Hazard rating TRF Risk Class Defination
Alpaslan I 6.1 0.368 III High 130.1 III High
Alpaslan II 6.3 0.140 II Moderate 118.8 II Moderate
Ataturk 5.9 0.132 II Moderate 106.6 II Moderate
Birecik 4.8 0.017 I Low 74.7 II Moderate
Boztepe 7.0 0.037 I Low 117.5 II Moderate
Camgazi 5.4 0.085 I Low 103.8 II Moderate
Cat 5.9 0.211 II Moderate 178.5 III High
Dumluca 5.7 0.021 I Low 76.3 II Moderate
Erzincan 7.9 0.564 IV Extreme 176.8 III High
Gayt 7.2 0.081 I Low 164.7 II Moderate
Gulbahar 7.2 0.079 I Low 118.1 II Moderate
Hacihidir 5.7 0.073 I Low 68.5 II Moderate
Hancagiz 4.8 0.014 I Low 55.0 II Moderate
Kalecik 7.0 0.111 II Moderate 108.9 II Moderate
Karakaya 7.0 0.132 II Moderate 76.5 II Moderate
Karkamis 5.6 0.011 I Low 108.5 II Moderate
Kayacik 5.6 0.022 I Low 57.8 II Moderate
Keban 7.0 0.115 II Moderate 167.8 III High
Kigi 7.2 0.252 III High 152.1 III High
Konaktepe 7.0 0.242 II Moderate 147.1 III High
Kuzgun 7.0 0.180 II Moderate 130.1 III High
Medik 5.9 0.035 I Low 93.6 II Moderate
Mursal 6.5 0.138 II Moderate 100.0 II Moderate
Ozluce 7.0 0.090 I Low 132.2 III High
Palandoken 7.0 0.127 II Moderate 194.0 III High
Patnos 6.5 0.244 II Moderate 125.8 III High
Polat 6.1 0.170 II Moderate 133.9 III High
Surgu 5.9 0.256 IV Extreme 186.6 III High
Tercan 7.2 0.143 II Moderate 205.1 III High
Uzuncayir 7.0 0.260 III High 205.8 III High
Yazici 5.6 0.103 II Moderate 117.7 II Moderate
Yoncali 7.0 0.048 I Low 104.6 II Moderate