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Columbia River Water Management Report


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                   US GEOLOGICAL SURVEY, WATER RESOURCES DIVISION
                                   Oregon District

                       COMPARATIVE FLOW TABLE FOR FEBRUARY 2000 

                          -------------------   Change  -------------------  ------------
                              Monthly mean     in dis-     Discharge near    Accumulated
                                discharge       charge      end of month        Runoff
                          -------------------    from   -------------------  ------------
                            Cubic     Percent  previous    Cubic                Oct-Feb
                          feet per      of      month    feet per             Percent of
  Station                  second     average (percent)   second      Date      Average
-----------------------------------------------------------------------------------------
Donner Und Blitzen             67        68      +31         73        29         83
 nr Frenchglen, OR

Williamson River            1,454       101      +29      2,030        29         98
 nr Chiloquin, OR

Imnaha River                  274       101      +37        382        29         81                     
 at Imnaha, OR

Umatilla River                367       105     +104        590        29         85
 nr Gibbon, OR

John Day River              2,349        89     +180      4,930        29         67
 at Service Creek, OR

Columbia River            188,410       109       -6    203,000        29        121
 at The Dalles, OR

Willamette River           33,830        91      -34     38,300        29        100
 at Salem, OR

Wilson River                1,941        92        0      2,680        29        116
 nr Tillamook, OR

Umpqua River               15,270       110      -20     21,000        29         89
 nr Elkton, OR

Rogue River                10,140        94      -26     16,300        29         81
 nr Agness, OR

Naselle River                 451        58      -38        591        29        110
 nr Naselle, WA

Chehalis River              4,130        73      -34      5,030        29        110
 nr Grand Mound, WA

Queets River nr             4,108        55      -41      6,320        29        115
 Clearwater, WA(1974-90)

Dungeness River               292        81        0        188        29        120 
 nr Sequim, WA

Skykomish River             2,310        60      -11      2,130        29        120
 nr Gold Bar, WA

Nooksack River at           2,787        65      -18      2,820        29        114
 Ferndale, WA(1967-90)

Kettle River                  363       161        0        407        29        188
 nr Ferry, WA

Methow River                  542       128      -19        515        29        178
 nr Pateros, WA

Wenatchee River at          1,051        56      -30      1,030        29        133
 Monitor, WA(1963-90)

American River                 96        62      -19         93        29        124
 nr Nile, WA

Palouse River               2,503       153     +306      3,070        29        119
 at Hooper, WA

Walla Walla River           1,328       102      +83      1,830        29         87
 nr Touchet, WA

Klickitat River             2,183        93      +63      2,990        29        104
 nr Pitt, WA

East Fork Lewis River       1,275        98      +10      1,360        29        109
 nr Heisson, WA 

Cowlitz River               4,589        81      +23      3,600        29        113
 nr Kosmos, WA

Snake River                 2,670        84       -2      2,700        29         95
 at Heise, ID  

Bruneau River                 149        63      +24        167        29         85 
 nr Hot Spring, ID

Boise River                   615       104      +36        770        29         93
 nr Twin Springs, ID
 
Snake River                17,820        84       -2     25,900        29         92
 at Weiser, ID

Salmon River                4,641        93       +5      5,280        29         93
 at White Bird, ID

Lochsa River                1,165        82      +43      1,800        29         87
 nr Lowell, ID 

Clearwater River           13,110       116      +82     22,700        29         91
 at Spalding, ID

Yaak River                    274        82       +8        321        29        112
 nr Troy, MT

Blackfoot River               532        84       -3        541        29         94 
 nr Bonner, MT

Clark Fork                  2,921        78      +11      3,180        29         83
 at St. Regis, MT

MF Flathead River             668        90       -9        659        29        143
 nr West Glacier, MT

Percent of Average computed using 30-year base period, Wtr Yrs 1961-90, except where noted.

                                                                            03/01/00





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