CONTENTS 



Page 



Thermograph stations » <, „ o « » o , o , <, » „ . » o o , » . . = ,. 2 



Thermograph operation ..««.„ o ,» ......,.. = o oo o 2 



Acknowledgments o » » o o . . o » » , = o . „ » „ » o o . « o » » 3 



References «» = ^ , .oo o o c. o . o ,.,.,„„ ^ .» <.o» » 3 



FIGURES 



No, 



1. Tfillaraette River system^ showing location of thermographs „ . h 



2„ Willamette River maximum water temperatures „<,... o «, o 5 



3'. North Santiam River raaxiraum vrater temperatures „ o . . . . , 6 



li» Willamette River Middle Fork raaxiinura water temperatures . „ ^ 7 



5o Willamette River Coast Fork maximum water temperatures . „ „ 8 



6o Row River maximum water temperatures . . o o , . . » « . . . 9 



TABLES 



Noo 



lo Santiam River at Jefferson o <, . » » n = » - , „ „ <> = . . . 10 



2o North Santiam River at Big Cliff damsite . . o „ » . « o , . 11 



3<= North Santian River at Idanha , c o « o . . . o » , . . . « » 12 



U« Breitenbush River at Gamp fjongold . oo. o n ..„,., o . 13 



5o Willamette River at Corvallis . . , „ . o „ o » <■ „ o . = <. . lU 



6„ Y/illamette River, Kiddle Forkj at Lov/ell Junction , „ . <. o o 15 



7= y/illamette River, Middle Fork^ at V/estfir Junction , « . ., . l6 



80 Willamette River^ Coast Fork, at Cottage Grove Dam » . o <. . 17 



9o Willamette River ^ Coast Fork, near London „ „ . o o » . o , . 18 



10. Row River at Dorena Reservoir Cutlet ,<,,<.,.. .0 o . » 19 



11 o Row River at Dorena Reservoir Inlet = „ „ o . o » „ o « . » . 20 



12 o Long Tom River at IJonroe « = „ . o , „ « . . . . . « » o » » 21 



13 o Yfillamette River at Eugene ■>.,<....,... c ...« « 22 

 lUo Willamette River at Corvallis ^ 19U3 o o c »» .,,„.<,. . 23 

 15 o Willamette River at Corvallis ^ 19U9 „ o o . » „ . . » . ., o . 2U 

 160 McKenzie Fiiver near Y/'alterville » „ . . o o o . » » . . o . . 25 



