25 



20 



10 



T= 83 mins. 



- 5 - 



10 - 



-15 



LEGEND 



OBSERVED BY C R^ BILDERBACK 

 APPROXIMATE WATER LEVEL 

 HYPOTHETICAL WATER LEVEL 

 PROJECTED TIDE AFTER THE EARTHQUAKE 

 TIDE BEFORE EARTHQUAKE 

 _J i I ^ I I 1 . I ■ 



1600 

 MARCH 27 



1800 

 TIME 



2000 



2200 



2400 0200 



MARCH 28 



HOURS -ALASKA STANDARD TIME 



Figure 35 Observed Tsunami Wave Activity at Cape Yakataga 

 (adapted from Pararas-Carayannis , I965) 



55 



