N G 



COLUMB/^ 



»^*' 



Bonnevi I le 



O N 



/?,,, 



>E^^ 



ISLAND 



PROJECT AREA 



BONNEVILLE DAM 



1946 



SCALE IN FEET 



U. S. ENGINEER OFFICE 



BONNEVILLE , OREGON 



Fig. 1.— Site map of Bonneville Dam and fish-passing faoilities. (Courtesy of 



Corps of Engineers) 



