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Oregon Water Science Center Hydrologic Data Program


Monthly Water Availability Report

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                     US GEOLOGICAL SURVEY, OREGON WATER SCIENCE CENTER
                       WATER AVAILABILITY REPORT FOR SEPTEMBER 2021
                            
                                         -------------------   Change  ---------------------
                                             Monthly mean     in dis-    Accumulated Runoff
                                               discharge       charge      For the Period
                                         -------------------    from        Oct. to Sep.
                           NRCS            Cubic     Percent  previous ---------------------
                           SWSI          feet per      of      month          Percent
         Station           Basin          second     average (percent)      of average
   ------------------------------------------------------------------------------------------
   Donner Und Blitzen     Harney             28         64         0            54
    nr Frenchglen

(*)Deep Creek              Lake               7         39        40            23
    above Adel            County

(*)Chewaucan River         Lake              20         65        43            33
    near Paisley          County
 
   Williamson River       Klamath           492         96         9            52
    near Chiloquin

   Owyhee River           Owyhee             76         57        13            25
    near Rome

(*)NF Malheur River       Malheur            38         79         3            59
    near Beulah         

   Grande Ronde R       Grande Ronde        478         70        -2            80
    at Troy             Powder/Burnt

   Umatilla River        Umatilla            44        100         2            99
    nr Gibbon           Lower John Day 

   John Day River       Upper John Day       55         27        77            52
    at Service Crk

(*)Little Deschutes        Upper             52         41       -15            43
    River nr LaPine      Deschutes
 
   Hood River           Lower Deschutes     255         82         1            85
    nr Hood River          Mt.Hood

   Willamette River      Willamette       7,460         82        31            83
    at Salem

   Wilson River            North            115         96        85           103
    near Tillamook         Coast

   Umpqua River         Rogue/Umpqua      1,010         83        32            66
    near Elkton

   Rogue River          Rogue/Umpqua      1,540         73       -19            61
    near Agness

   SF Coquille River    South Coast          28         70        56            84
    at Powers    

   Chetco River         South Coast         118         94        71            80
    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                        
                                                                       10/5/2021







 


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