US GEOLOGICAL SURVEY, OREGON WATER SCIENCE CENTER
WATER AVAILABILITY REPORT FOR OCTOBER 2025
------------------- Change ---------------------
Monthly mean in dis- Accumulated Runoff
discharge charge For the Period
------------------- from Oct. to Oct.
NRCS Cubic Percent previous ---------------------
SWSI feet per of month Percent
Station Basin second average (percent) of average
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Donner Und Blitzen Harney 51 124 2 124
nr Frenchglen
(*)Deep Creek Lake 21 105 24 105
above Adel County
(*)Chewaucan River Lake 48 133 20 133
near Paisley County
Williamson River Klamath 575 101 2 101
near Chiloquin
Owyhee River Owyhee 131 94 19 94
near Rome
(*)NF Malheur River Malheur 59 118 13 118
near Beulah
Grande Ronde R Grande Ronde 584 75 20 75
at Troy Powder/Burnt
Umatilla River Umatilla 54 102 4 102
nr Gibbon Lower John Day
John Day River Upper John Day 291 88 80 88
at Service Crk
(*)Little Deschutes Upper 45 61 -53 61
River nr LaPine Deschutes
Hood River Lower Deschutes 343 67 41 67
nr Hood River Mt.Hood
Willamette River Willamette 10,200 80 34 80
at Salem
Wilson River North 237 43 347 43
near Tillamook Coast
Umpqua River Rogue/Umpqua 1,310 73 30 73
near Elkton
Rogue River Rogue/Umpqua 2,150 109 -3 109
near Agness
SF Coquille River South Coast 82 51 413 51
at Powers
Chetco River South Coast 278 49 297 49
near Brookings
All data should be considered provisional and subject to revision.
Percent of average computed using 30-year base period, water years 1991-2020.
(*) provided by Oregon Water Resources Department
11/18/2025