US GEOLOGICAL SURVEY, Oregon Water Science Center WATER AVAILABILITY REPORT FOR July 2007 ------------------- Change --------------------- Monthly mean in dis- Accumulated Runoff discharge charge For the Period ------------------- from Oct to Jul NRCS Cubic Percent previous --------------------- SWSI feet per of month Percent Station Basin second average (percent) of average ------------------------------------------------------------------------------------------ Donner Und Blitzen Harney 46 41 -68 65 nr Frenchglen (*)Deep Creek Lake 11 27 -74 45 above Adel County (*)Chewaucan River Lake 30 41 -68 61 near Paisley County Williamson River Klamath 449 75 -17 72 near Chiloquin Owyhee River Owyhee 86 31 -44 28 near Rome Malheur River Malheur 45 70 -28 37 nr Vale (19yrs POR) Imnaha River Grande Ronde 191 30 -67 65 at Imnaha Powder/Burnt Grande Ronde R Grande Ronde 634 28 -71 66 at Troy Powder/Burnt Umatilla River Umatilla 41 65 -38 87 nr Gibbon Lower John Day John Day River Upper John Day 249 36 -64 65 at Service Crk (*)Little Deschutes Upper 117 51 -0 60 River nr LaPine Deschutes Hood River Lower Deschutes 436 83 -27 110 nr Hood River Mt.Hood Willamette River Willamette 6,213 82 -37 99 at Salem Wilson River North 111 64 -32 122 near Tillamook Coast Umpqua River Rogue/Umpqua 1,359 82 -39 95 near Elkton Rogue River Rogue/Umpqua 2,076 87 -33 93 near Agness Chetco River South Coast 166 83 -65 102 near Brookings All data should be considered provisional and subject to revision Percent of average computed using 30-year base period,wtr yrs 1971-2000,except where noted (*) provided by Oregon Water Resources Department 08/14/2007