100 

 80 

 601 

 40 

 20 





 100' 



80- 



60' 



40 



GO 20 

 ^ n 



O 

 _I100 



i so 



O 60 



^ 40 



Lu 20 



O 



LjJioo 

 CD 



< 80 



\— 

 -Z. 60 



CL 



Oso 



Q^ 60 

 LU 



> 40 

 < 



20 





 100 



80 



60 



40 



20 







Effluent Bottom 



3 UNIT 

 OPERATION 



BEFORE 



Effluent Surface 



Black Point 



Giants Neck 



Fox Island 



H 



White Point 



Ilf 



1 6 7 

 AUG-FEB 



* A * * * 



* * * * * 



* * * * 



n^ 



* * * * * 



* * * * * 



7 8 8 8 8 8 

 9 15 6 7 



7 8 8 8 8 

 9 15 6 



MAY-NOV 



7 8 8 8 8 

 9 1 6 7 



FEB-AUG MAY-NOV NOV-MAY 



Fig. 9. iVIean wood-loss from exposure panels collected during 1979-1987 (* = value <2%). 



244 



