US BUREAU OF RECLAMATION YAKIMA PROJECT SYSTEM STATUS AT 06:00, Thursday, 26-Apr-2018 FOREBAY TOTAL PERCENT RESERVOIR RESERVOIR RESERVOIR ELEVATION CONTENT CAPACITY CAPACITY INFLOW RELEASES -------------------------------------------------------------------------- FB AF AF % CFS CFS Keechelus 2512.94 147520. 157800. 93. 657. 607. Kachess 2255.20 208720. 239000. 87. 611. 39. Cle Elum 2216.84 331672. 436900. 76. 1611. 1199. Bumping 3412.57 18130. 33970. 53. 334. 420. Rimrock 2916.01 173833. 198000. 88. 585. 1018. Clear Cr 3011.32 TOTALS 879875. 1065400. 83. 3798. 3283. IRRIGATION DIVERSIONS RIVER FLOWS --------------------- CFS ----------- CFS Kittitas 693. Yakima River at Easton 567. Roza 479. Teanaway River at Forks 1245. Yakima-Tieton 136. Yakima River near Horlick 3269. Wapato 1000. Yakima River near Umtanum 3432. Sunnyside 636. Yakima River blw Roza Dam 2359. MAJOR USERS TOTAL 2944. Naches River nr. Clf'Dell 1870. Tieton Rvr belw Cnl Hdwks 914. Westside 114. Naches River near Naches 4188. Naches-Selah 114. Yakima River near Parker 4596. OTHERS ABOVE PARKER 1275. Yakima River near Prosser 4420. TOTAL ABOVE PARKER 4446. ---------------------------- Kennewick 190. OTHER CANAL DIVERSIONS Wapatox 55. Roza at Headworks 948. Generating 5.1MW, all panels down. Chandler 1460. Generating 8.0MW. UNREGULATED TRIBUTARY & RETURN FLOW ABOVE PARKER 5532. CFS OPERATIONAL COMMENTS: Storage is 115.8% of average (1981, 2010). --------------------- Inflow to the five reservoirs is 91% and releases from the five is 219% of average. Unregulated flow for the Yakima R nr Parker is 88% and regulated flow is 150% of average. Inflow to the five reservoirs for the Water Year to date (OCT. 01 to APR. 25) is 944KAF, or 116% of average and releases from the five is 424KAF, or 121% of average. Unregulated flow for the Yakima R nr Parker for the same period is 2076KAF, or 117% of average and regulated flow is 1354KAF, or 124% of average. Precipitation at the five reservoirs for APR. 1 to date is 25.99 inches or 227% of average and 189% of the months average. Precipitation for the Water Year to date is 225.36 inches, or 116% of average. The mountains will be sunny. Freezing level at 12500 FT. Highs in lower 70's. The valleys will be sunny. Highs in the lower 80's. Northeast wind 5-10 MPH. For the complete forecast go to http://www.wrh.noaa.gov/pdt/. NRCS Snotel SWE, for the Upper Yakima are reporting 113% of average and Lower Yakima Basin sites are reporting 111% of average. New Reservation Canal will add 50 CFS. The Pulse Flow release of 1700 CFS will begin to ramp down today. Cle Elum outflow will ramp down 700 CFS and Rimrock will cut 200 CFS. Flows on the Naches and Yakima Rivers are expected to rise from snowmelt into the weekend. No other system changes expected. Irrigation diversion changes must be coordinated with the YFO, Please allow 48 hours advance notice. Thank You! For further information contact the River Operator at 509-575-5848, ext. 219, or go to https://www.usbr.gov/pn/hydromet/yakima/. The next River Operations meeting is MAY 7 at 10:30 AM, at the YFO. Have a good day!!!!!:>) (STATUS Updated - 26-Apr-2018 08:33:55)