▁flo ods , ▁account ing ▁for ▁up ▁to ▁ 2 1   percent ▁of ▁the ▁Sac r amento ' s ▁peak ▁flows ▁at ▁Red ▁Bl uff . ▁ ▁The ▁Cow ▁Creek ▁waters hed ▁of ▁ ▁is ▁approximately ▁equally ▁divided ▁between ▁agricult ure , ▁private ▁resid ences , ▁and ▁commercial ▁forest land , ▁with ▁very ▁little ▁public ▁land . ▁About ▁ 4 5   percent ▁of ▁the ▁waters hed ▁is ▁for ested . ▁Situ ated ▁in ▁the ▁fo oth ills ▁of ▁the ▁southern ▁Cas cade ▁Range , ▁elev ations ▁range ▁from ▁about ▁ ▁at ▁the ▁tall est ▁pe aks ▁to ▁less ▁than ▁ ▁at ▁the ▁confl u ence ▁with ▁the ▁Sac r amento ▁River . ▁Because ▁the ▁cre ek ▁has ▁no ▁major ▁d ams , ▁it ▁is ▁an ▁important ▁sp aw ning ▁area ▁for ▁Ch ino ok ▁sal mon ▁and ▁steel head ▁tr out ; ▁however , ▁divers ions ▁for ▁ir rig ation ▁and ▁poll ution ▁from ▁farm ▁run off ▁have ▁reduced ▁the ▁quality ▁of ▁native ▁fish ▁habitat . ▁ ▁Although ▁the ▁main ▁stem ▁is ▁short ▁at ▁, ▁the ▁cre ek ▁has ▁an ▁extensive ▁network ▁of ▁trib ut aries ▁that ▁collect ively ▁d rain ▁a ▁much ▁larger ▁area . ▁The ▁ ▁Old ▁Cow ▁Creek ▁and ▁ ▁South ▁Cow ▁Creek ▁origin ate ▁in ▁the ▁L assen ▁National ▁Forest , ▁as ▁does ▁ ▁Clo ver ▁Creek , ▁which ▁joins ▁Cow ▁Creek ▁a ▁short ▁distance ▁below ▁the ▁confl u ence . ▁The ▁other ▁major ▁trib ut aries ▁are ▁ ▁Oak ▁Run ▁and ▁ ▁Little ▁Cow ▁Creek ,