0.020 



,^ 0.016 



0.012 



0.008 



0.004 — 



I 



^ 0.000 



I 

 i 

 I 



II 



UPPER RED ROCK LAKE - WET71 

 ] Total recoverable concentration in water 

 1 Detection limit 



As 



Pb 



Ni 



Cd Se 



Cr 



Zn Cu 



