US GEOLOGICAL SURVEY, WATER RESOURCES DIVISION
Oregon District
COMPARATIVE FLOW TABLE FOR APRIL 2003
------------------- Change ------------------- ------------
Monthly mean in dis- Discharge near Accumulated
discharge charge end of month Runoff
------------------- from ------------------- ------------
Cubic Percent previous Cubic Oct-Apr
feet per of month feet per Percent of
Station second average (percent) second Date Average
-----------------------------------------------------------------------------------------
Donner Und Blitzen 150 65 +168 117 30 53
nr Frenchglen, OR
Williamson River 1,431 72 +32 1,640 30 71
nr Chiloquin, OR
Imnaha River 950 102 +59 929 30 101
at Imnaha, OR
Umatilla River 559 107 -24 571 30 107
nr Gibbon, OR
John Day River 4,547 86 +33 4,660 30 70
at Service Creek, OR
Columbia River 203,500 93 +31 228,000 30 80
at The Dalles, OR
Willamette River 36,200 153 -16 24,900 30 87
at Salem, OR
Wilson River 1,279 110 -62 740 30 93
nr Tillamook, OR
Umpqua River 13,800 143 +9 9,960 30 89
nr Elkton, OR
Rogue River 9,168 130 +15 7,900 30 93
nr Agness,OR
Naselle River 398 101 -64 175 30 87
nr Naselle, WA
Chehalis River 3,685 123 -51 2,250 30 84
nr Grand Mound, WA
Queets River nr 4,237 101 -61 1,410 30 93
Clearwater, WA(1974-2000)
Dungeness River 330 100 -43 304 30 97
nr Sequim, WA
Skykomish River 4,285 98 -34 3,710 30 97
nr Gold Bar, WA
Nooksack River at 4,149 111 -22 3,090 30 89
Ferndale, WA
Kettle River 2,690 94 +617 4,420 30 75
nr Ferry, WA
Methow River 1,316 76 +278 2,220 30 67
nr Pateros, WA
Wenatchee River at 4,170 99 +47 4,670 30 79
Monitor, WA
American River 321 107 +30 336 30 101
nr Nile, WA
Palouse River 803 68 -56 607 30 72
at Hooper, WA
Walla Walla River 1,155 115 -34 964 30 104
nr Touchet, WA
Klickitat River 2,209 100 -24 2,140 30 99
nr Pitt, WA
East Fork Lewis River 990 113 -43 790 30 85
nr Heisson, WA
Cowlitz River 5,084 90 -36 4,400 30 88
nr Kosmos, WA
Snake River 2,628 32 +76 4,010 30 43
nr Heise, ID
Bruneau River 332 42 +146 642 30 43
nr Hot Spring, ID
Boise River 2,006 94 +98 2,100 30 91
nr Twin Springs, ID
Snake River 12,890 43 +5 12,500 30 56
at Weiser, ID
Salmon River 12,170 103 +94 13,900 30 88
at White Bird, ID
Lochsa River 5,877 127 +103 5,970 30 108
nr Lowell, ID
Clearwater River 34,510 150 +96 34,000 30 92
at Spalding, ID
Yaak River 1,573 80 +160 1,570 30 64
nr Troy, MT
Blackfoot River 2,885 135 +226 3,750 30 104
nr Bonner, MT
Clark Fork 12,080 134 +117 14,700 30 100
at St. Regis, MT
MF Flathead River 4,775 144 +380 5,490 30 92
nr West Glacier, MT
Percent of average computed using 30-year base period, wtr yrs 1971-2000, except where noted.
http://oregon.usgs.gov/data_dir/wmr_dir/wmr_docs.html
05/01/03