Field Survey and Simulation of an Undocumented Tsunami: The 1990 Rudbar Earthquake, Caspian Sea, Iran Amir Salaree and Emile A. Okal BLANK
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[email protected] Background Earthquake Source Different Slide Scenarios A B C Tsunamigenic Events in Southern Caspian Sea The Rudbar-Tarom (most commonly known as Rudbar) earthquake, Mw = 7.4, occurred on June 20, 1990 at 21:00:13 49˚ 49.2˚ 49.4˚ 49.6˚ 49.8˚ 50˚ 50.2˚ 49˚ 49.2˚ 49.4˚ 49.6˚ 49.8˚ 50˚ 50.2˚ 49˚ 49.2˚ 49.4˚ 49.6˚ 49.8˚ 50˚ 50.2˚ UTC (00:30:13 on June 21, local time). 38˚ 38˚ 38˚ 38˚ 38˚ 38˚ 47˚ 48˚ 49˚ 50˚ 53˚ 54˚ 55˚ 56˚ CMT Single Event Composite Solution Difference 51˚ 52˚ 48.5˚ 49˚ 49.5˚ 50˚ 50.5˚ 51˚ 37.8˚ 37.8˚ 37.8˚ 48.5˚ 49˚ 49.5˚ 50˚ 50.5˚ 51˚ 51.5˚ 52˚ 52.5˚ 48.5˚ 49˚ 49.5˚ 50˚ 50.5˚ 51˚ 51.5˚ 52˚ 52.5˚ 48.5˚ 49˚ 49.5˚ 50˚ 50.5˚ 51˚ 51.5˚ 52˚ 52.5˚ 37.8˚ 37.8˚ 37.8˚ 40˚ 40˚ 38˚ −0.08 38˚ −0.06 −0.04 40˚ 40˚ 40˚ 40˚ 40˚ 40˚ AZERBAIJAN km −0.1 km −0.06 km km km 37.6˚ 37.6˚ 37.6˚ 37.6˚ 37.6˚ 37.6˚ 0 100 TURKMENISTAN −0.08 1895 0 50 39.5˚ 39.5˚ 39.5˚ 39.5˚ 39.5˚ 39.5˚ −0.1 1868 Cheleken 0 100 0 100 0 100 39˚ 1910 39˚ 0.04 37.4˚ 37.4˚ 37.4˚ 37.4˚ 37.4˚ 37.4˚ 39˚ 39˚ 39˚ 0.02 39˚ 39˚ 0.01 39˚ 37.5˚ 37.5˚ 0.01 0.04 −0.1 0 0.06 −0.06 37.2˚ 37.2˚ 37.2˚ 37.2˚ 37.2˚ 37.2˚ 1960(?) C A S P I A N 38.5˚ 38.5˚ 38.5˚ 38.5˚ 38.5˚ 0.08 38.5˚ 0 20 40 0 20 40 0 20 40 0.1 SEFIDROOD −0.25 0.08 38˚ 38˚ −0.02 0.06 0.06 −0.06 0.06 0.06 49˚ 49.2˚ 49.4˚ 49.6˚ 49.8˚ 50˚ 50.2˚ 49˚ 49.2˚ 49.4˚ 49.6˚ 49.8˚ 50˚ 50.2˚ 49˚ 49.2˚ 49.4˚ 49.6˚ 49.8˚