

70N I70E 180 I70W 160 150 140 







^~T^7>>^ *ts. / ARCTIC 



Xl 4=:::l^ 





60 



ATT '^ 







/ /~^ — ~— —Jf / a> 



1 / BERING SEA / *^S 



n^^^ 



b 





\ / '* ^^lo^'"^ 



>r,y>A,-*\ \ GULF OF ALASKA \ 



Vk^ 





V »\ / ALEUTIAN ISLANDS ^ ^ "TifiX 



^^^y\ \ 





50 



-\V0>24>-* -- / 10" ^ 



\ ^ 



,,--^ 





'^"^^^^~^^^^^^^^^^^^— __ 



\o ,-^7"^^^. 



500 MILES 





. ■ \ 



\ 







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Figure \ Alaskan Earthquake Energy Release (ergs per unit area, 2°EW-U°NS) 



I90U-I96I+ (adapted from Berg, -19611) 



