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Show ANNEX B.-TABLE- BASE SYSTEM 1 In determining the base system capabilities with and without Canadian storage the Hungry Horse Reservoir storage will be limited to 3,008,000 acre-feet (normal full pool elevation of 3,560 feet) and the Grand Coulee project will not include the effect of adding flashboards, limiting the storage to 5,072,000 acre-feet (normal full pool elevation of 1,288 feet). The total usable storage of the base system as so adjusted will be 13,000,000 acre-feet. 2 Pondage. s With flashboards. * The Wells project is not presently under construction; when this project or any other project on the main stem of the Columbia River is completed, they will be integral components of the base system. 6 Includes 2 13,500-kilowatt units for fish attraction water. 94-497-69------28 Normal elevation Initial installation Estimated ultimate Stream Usable Gross installation Stream mile storage ------------------------------ head------------------------------------------------------------------------ above (acre-feet) Pool Tailwater (feet) Number Plant kilo Number Plant kilo- mouth (feet) (feet) of units watts of units Watts (nameplate) (nameplate) COLUMBIA RIVER TREATY Hungry Horse___________....._________South Fork, Flathead................... 5 »3,161,000 3,560 3,083 477 4 285,000 4 285,000 Kerr______________________............Flathead.......___________________ 73 1,219,000 2,893 2,706 187 3 168,000 3 168,000 Thompson Falls___________....._________Clark Fork________________________ 209 (2) 2,396 2,336 60 6 30.000 8 65,000 Noxon Rapids_________.....________________do__________________.......... 170 (2) 2,331 2,179 152 4 336,000 5 420,000 CabinetGorge......_____..............______do____________________.______ 150 (2) 2,175 2,078 97 4 200,000 6 300,000 Albeni Falls......_________..............Pend Oreille_______________________ 90 1,155,000 2,062 2,034 28 3 42,600 3 42,600 Box Canyon_______________________________do___________________________ 34 (2) 2,031 1,989 42 4 60,000 4 60,000 GrandCoulee............._____..........Columbia_________.........________ 597 15,232,000 18 1,290 947 343 18 1,944,000 34 3,672,000 ChiefJoseph_____.......____........________do___________________________ 546 (2) 946 775 171 16 1,024,000 27 1,728,000 Wel!s<__________________.....____________do____.....__________________ 516 (2) 775 707 68 6 400,000 10 666,700 Rocky Reach_______________________________do____.....__________________ 474 (2) 707 614 93 7 711,550 11 1,118,150 Rock Island_______________________________do___________________________ 453 (2) 8608 570 38 10 212,100 10 212,100 Wanapum_________________________________do___________________________ 415 (2) 570 486 84 10 831,250 16 1,330,000 Priest Rapids_______.....__________________do______......________________ 397 (2) 486 406 80 10 788,500 16 1,261,600 Brownlee _______......................Snake___________________________ 285 974,000 2,077 1,805 272 4 360,400 6 540,600 Oxbow____________________.....__________do___________________________ 273 (-') 1,805 1,683 122 4 190,000 5 237,500 Ice Harbor do 10 (2) 440 343 97 3 270,000 6 540,000 McNary....... ______........ Columbia .............. ___ 292 (2) 340 265 75 14 980,000 20 1,400,000 John Day__________.......________________do___________________________ 216 (2) 265 161 104 8 1,080,000 20 2,700,000 The Dalles________________________________do___________________________ 192 (2) 160 74 86 «16 1,119,000 624 1,743,000 Bonneville_______________________....._____do___________________________ 145 (2) 74 15 59 10 518,400 16 890,400 Kootenay Lake___________....._________ Kootenay_________________________ 16 673,000 1,745_________....... Chelan_________________............... Chelan___________________________ 0 676,000 1,100 707 393 2 48,000 4 96,000 Coeur d'Alene Lake_____________________ Coeur d'Alene_________________..... 102 223,000 2,128_______________....._____.....________.....___________________ Total, 24 projects_________......_____________...............__________________ '13,313,000__________________ 3,128 166 11,598,800 258 19,476,650 |