US GEOLOGICAL SURVEY, OREGON WATER SCIENCE CENTER
WATER AVAILABILITY REPORT FOR MAY 2020
------------------- Change ---------------------
Monthly mean in dis- Accumulated Runoff
discharge charge For the Period
------------------- from Oct. to May
NRCS Cubic Percent previous ---------------------
SWSI feet per of month Percent
Station Basin second average (percent) of average
------------------------------------------------------------------------------------------
Donner Und Blitzen Harney 282 69 78 69
nr Frenchglen
(*)Deep Creek Lake 329 74 23 63
above Adel County
(*)Chewaucan River Lake 227 45 -19 57
near Paisley County
Williamson River Klamath 779 50 6 54
near Chiloquin
Owyhee River Owyhee 871 43 -8 46
near Rome
(*)NF Malheur River Malheur 242 72 0 69
near Beulah
Grande Ronde R Grande Ronde 8,870 127 60 102
at Troy Powder/Burnt
Umatilla River Umatilla 828 181 11 145
nr Gibbon Lower John Day
John Day River Upper John Day 6,025 117 42 79
at Service Crk
(*)Little Deschutes Upper 213 67 60 58
River nr LaPine Deschutes
Hood River Lower Deschutes 883 77 2 73
nr Hood River Mt.Hood
Willamette River Willamette 15,426 78 -3 64
at Salem
Wilson River North 471 77 -35 91
near Tillamook Coast
Umpqua River Rogue/Umpqua 4,760 74 -31 61
near Elkton
Rogue River Rogue/Umpqua 3,579 66 32 51
near Agness
SF Coquille River South Coast 265 59 -42 55
at Powers
Chetco River South Coast 2,377 183 27 64
near Brookings
All data should be considered provisional and subject to revision.
Percent of average computed using 30-year base period, water years 1981-2010.
(*) provided by Oregon Water Resources Department
6/2/2020