US GEOLOGICAL SURVEY, OREGON WATER SCIENCE CENTER
WATER AVAILABILITY REPORT FOR FEBRUARY 2026
------------------- Change ---------------------
Monthly mean in dis- Accumulated Runoff
discharge charge For the Period
------------------- from Oct. to Feb.
NRCS Cubic Percent previous ---------------------
SWSI feet per of month Percent
Station Basin second average (percent) of average
------------------------------------------------------------------------------------------
Donner Und Blitzen Harney 59 83 -9 106
nr Frenchglen
(*)Deep Creek Lake 120 117 25 147
above Adel County
(*)Chewaucan River Lake 177 159 13 166
near Paisley County
Williamson River Klamath 776 71 -9 90
near Chiloquin
Owyhee River Owyhee 228 26 3 50
near Rome
(*)NF Malheur River Malheur 76 80 25 99
near Beulah
Grande Ronde R Grande Ronde 1,980 60 -16 97
at Troy Powder/Burnt
Umatilla River Umatilla 209 54 -27 95
nr Gibbon Lower John Day
John Day River Upper John Day 1,150 49 -3 75
at Service Crk
(*)Little Deschutes Upper 91 54 1 61
River nr LaPine Deschutes
Hood River Lower Deschutes 895 66 3 92
nr Hood River Mt.Hood
Willamette River Willamette 20,900 65 -14 68
at Salem
Wilson River North 1,210 61 -18 100
near Tillamook Coast
Umpqua River Rogue/Umpqua 8,630 71 48 49
near Elkton
Rogue River Rogue/Umpqua 6,310 73 22 60
near Agness
SF Coquille River South Coast 1,100 77 36 55
at Powers
Chetco River South Coast 3,580 87 6 72
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
3/3/2026