o 



o 



t 



OUJ 



if) '" 

 _ X 



oo 



X 





<l 



o_i 

 2* 

 <-i 





"jAN FEB. MAR APR. MAY JUN JUL AUG SEP OCT NOV. DEC. 



WENATCHEE RIVER NEAR MOUTH 



Averoge Monthly Water Quality 



1954 - 1957 



FIG. 17 



43 



