CoJUmbfo ffivw Batm 



LEGEND 

 Economic Study Areas 

 Hydrologic Study Areas 



MAP III 1 



ECONOMIC AND HYDROLOGIC STUDY AREAS 



CLARK FORK OF THE COLUMBIA RIVER BASIN 



MONTANA 



10 ?0 30 40 MIIES 



Boj. rtnp prepared by SCS, Portlond Carlo. Unil from AMS 1:250 000 series 



fhernot.c detarl prepored by Stole Staff. 



US DEPARTMENT OF AGRICULTURE ^..«..^«..,. 



SCALE 1 T.OOO.OOJ 



M7-PL-23<)25-2a 



