#aaeth ,,congress  #b;d ,session  ,h4   
,r4 #cadd  ,,an ,,act  ,to provide for  
operations of the ,federal ,columbia    
,river ,power ,system pursuant to a     
certain operation plan for a specified  
period of time1 and for other purposes4 
#a4 ,definitions ,for the purposes of   
this ,act3 7#a7 ,,fcrps ,the term       
,,fcrps means those portions of the     
,federal ,columbia ,river ,power ,system
 that are the subject of the            
,supplemental ,opinion4  7#b7           
,secretaries ,the term ,secretaries     
means-- 7,a7 the ,secretary of the      
,interior1 acting through the ,bureau of
 ,reclamation2  7,b7 the ,secretary of  
,energy1 acting through the ,bonneville 
,power ,administration2 and  7,c7       
,secretaries of the ,army1 acting       
through the ,army ,corps of ,engineers4 
7#c7 ,supplemental ,opinion ,the term   
,supplemental ,opinion means the        
document titled ,endangered ,species    
,act ,section #g7;a77#b7 ,supplemental  
,biological ,opinion1 ,,noaa ,fisheries 

,log ,number ,,nwr-#bjac-iefb1 and dated
 ,january #ag1 #bjad1 which supplements1
 without replacing1 the #bjjh and #bjaj 
,,fcrps ,biological ,opinions and the   
,reasonable and ,prudent ,alternative   
contained therein4  #b4 ,operation of   
,,fcrps ,the ,secretaries shall operate 
the ,,fcrps in a manner consistent with 
the reasonable and prudent alternative  
set forth in the ,supplemental ,opinion 
until the later of the following dates3 
7#a7 ,september #cj1 #bjbb4  7#b7 ,the  
date upon which a subsequent final      
biological opinion for the ,,fcrps      
operations is--  7,a7 issued after      
completion of the final environmental   
impact statement on a record of decision
 for a new operations plan for the      
,,fcrps2 and  7,b7 in effect1 with no   
pending further judicial review4  #c4   
,amendments to ,supplemental ,opinion   
7a7 ,in general ,notwithstanding section
 #b1 the ,secretaries may amend portions
 of the ,supplemental ,opinion and      
operate the ,,fcrps in accordance with  

such amendments1 before the date        
established under section #b if all of  
the ,secretaries determine1 in the sole 
discretion of each ,secretary1 that--   
7#a7 the amendment is necessary for     
public safety or transmission and grid  
reliability2 or  7#b7 the actions1      
operations1 or other requirements that  
the amendment would remove are no longer
 warranted4  7b7 ,restriction on        
amendments ,the process described in    
subsection 7a7 shall be the only method 
by which the ,secretaries may operate   
the ,,fcrps during the time period      
established under section #b in any way 
that is not consistent with the         
reasonable and prudent alternatives set 
forth in the ,supplemental ,opinion4    
#d4 ,limitation on restricting ,,fcrps  
electrical generation or navigation on  
the ,snake ,river ,no structural        
modification1 action1 study1 or         
engineering plan that restricts         
electrical generation at any ,,fcrps    
hydroelectric dam1 or that limits       

navigation on the ,snake ,river in the  
,state of ,washington1 ,oregon1 or      
,idaho1 shall proceed unless such       
proposal is specifically and expressly  
authorized by an ,act of ,congress      
enacted after the date of the enactment 
of this ,act4 ,nothing in this section  
affects or interferes with the authority
 of the ,secretaries to conduct         
operation and maintenance activities or 
make capital improvements necessary to  
meet authorized project purposes of     
,,fcrps facilities4  ,passed the ,house 
of ,representatives ,april #be1         
#bjah4;,clerk4