US GEOLOGICAL SURVEY, WATER RESOURCES DIVISION
Oregon District
COMPARATIVE FLOW TABLE FOR APRIL 2001
------------------- 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 163 73 +3 216 30 73
nr Frenchglen, OR
Williamson River 1,031 51 -2 934 30 64
nr Chiloquin, OR
Imnaha River 448 50 +76 741 30 60
at Imnaha, OR
Umatilla River 481 96 +49 640 30 69
nr Gibbon, OR
John Day River 2,910 58 +61 4,800 30 44
at Service Creek, OR
Columbia River 116,000 56 -3 138,000 30 79
at The Dalles, OR
Willamette River 16,780 74 +48 14,200 30 40
at Salem, OR
Wilson River 669 63 -9 1,450 30 37
nr Tillamook, OR
Umpqua River 5,159 58 +49 4,100 30 27
nr Elkton, OR
Rogue River 2,194 31 +3 2,000 30 27
nr Agness, OR
Naselle River 373 99 +32 699 30 44
nr Naselle, WA
Chehalis River 2,100 74 +29 1,640 30 35
nr Grand Mound, WA
Queets River nr 3,900 96 +25 8,580 30 60
Clearwater, WA(1974-90)
Dungeness River 182 59 +26 273 30 48
nr Sequim, WA
Skykomish River 4,016 95 +28 8,070 30 65
nr Gold Bar, WA
Nooksack River at 2,665 72 +16 4,840 30 55
Ferndale, WA(1967-90)
Kettle River 821 37 +319 3,810 30 47
nr Ferry, WA
Methow River 306 21 +6 540 30 54
nr Pateros, WA
Wenatchee River at 2,011 53 +102 5,020 30 45
Monitor, WA(1963-90)
American River 138 50 +100 355 30 57
nr Nile, WA
Palouse River 712 60 -4 881 30 41
at Hooper, WA
Walla Walla River 1,172 114 +68 998 30 69
nr Touchet, WA
Klickitat River 895 41 +7 1,210 30 48
nr Pitt, WA
East Fork Lewis River 829 96 +19 2,090 30 49
nr Heisson, WA
Cowlitz River 3,572 64 +36 6,780 30 44
nr Kosmos, WA
Snake River 2,411 38 +63 6,090 30 54
at Heise, ID
Bruneau River 344 43 +56 601 30 47
nr Hot Spring, ID
Boise River 973 47 +49 1,850 30 64
nr Twin Springs, ID
Snake River 10,900 39 -11 10,300 30 60
at Weiser, ID
Salmon River 6,691 59 +45 15,500 30 74
at White Bird, ID
Lochsa River 2,648 58 +100 7,150 30 62
nr Lowell, ID
Clearwater River 13,030 47 +43 25,300 30 58
at Spalding, ID
Yaak River 394 21 +192 1,390 30 29
nr Troy, MT
Blackfoot River 966 48 +71 2,750 30 76
nr Bonner, MT
Clark Fork 4,257 47 +51 11,400 30 62
at St. Regis, MT
MF Flathead River 1,075 35 +250 4,900 30 40
nr West Glacier, MT
Percent of Average computed using 30-year base period, Wtr Yrs 1961-90, except where noted.
http://oregon.usgs.gov/data_dir/wmr_dir/wmr_docs.html
05/01/01