s 



363.739 

 U24atac 

 1987 



Black and Veatch 



Assessment of the toxicity of 

 arsenic, cadmium, lead and zinc in 

 soil, plants, and livestock in the 

 Helena Valley of Montana 



Activities 

 trolled 

 Sites -Zone II 



2EZ 



Environmental Protection Agency 



Hazardous Site Control Division 



Contract No. ott-Ol-7251 



ADMINISTRATIVE 



DUPLICATE 



Stat? 



tocu. 



m Ts 



% 7 7 



S9 63 



C0L ^ 0N 



|0fcO8<3O 



Di rr-oz QCT' 



Ls - \%«t U» 



lHILL 



Black & Veatch 



ICF 



PRC 



Ecology and Environment 



