US Army Corps of Engineers

Chief Joseph Dam & Rufus Woods Lake

May 2018

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 45945 1914 25 180.10 182.40 146.60 35.80 954.10 954.50 786.80 167.70
2 44241 1843 24 187.50 187.90 141.70 46.20 954.00 954.00 787.00 167.00
3 43956 1832 26 177.60 179.90 141.00 38.90 953.40 953.30 786.40 166.90
4 41341 1723 27 180.70 185.70 133.40 52.30 952.10 953.10 786.60 166.50
5 45744 1906 26 197.70 208.50 150.90 57.60 949.30 950.80 788.10 162.70
6 41143 1714 26 198.00 178.30 132.30 46.00 954.40 952.65 786.20 166.45
7 40721 1697 27 204.50 202.90 130.60 72.30 954.80 954.50 787.50 167.00
8 36475 1520 26 207.60 199.80 117.00 82.80 952.80 954.40 787.00 167.40
9 37811 1575 25 192.90 192.90 122.20 70.70 952.80 953.10 786.50 166.60
10 37266 1553 25 193.20 190.10 119.90 70.20 953.60 953.50 786.30 167.20
11 39440 1643 25 239.70 239.70 128.50 111.20 953.60 953.70 788.90 164.80
12 38388 1600 25 268.90 268.50 126.40 142.10 953.70 954.00 790.30 163.70
13 44365 1849 25 290.70 295.40 146.90 148.50 952.50 953.50 791.20 162.30
14 45855 1911 25 293.00 292.20 152.10 140.10 952.70 953.10 791.30 161.80
15 41701 1738 25 279.10 278.30 137.80 140.50 952.90 953.30 790.90 162.40
16 34731 1447 25 258.60 253.90 113.70 140.20 954.10 953.80 789.50 164.30
17 32895 1371 25 248.10 255.10 107.40 147.70 952.30 954.10 789.50 164.60
18 38336 1597 24 257.00 252.00 125.90 126.10 953.60 952.80 789.40 163.40
19 42165 1757 24 255.60 252.10 139.30 112.80 954.50 954.10 789.30 164.80
20 43781 1824 24 257.60 258.80 144.40 114.40 954.20 953.60 789.60 164.00
21 40928 1705 24 264.80 267.90 134.90 133.00 953.40 953.60 790.30 163.30
22 36034 1501 24 267.90 271.40 120.40 151.00 952.50 952.60 790.20 162.40
23 35273 1470 25 272.70 268.00 115.70 152.30 953.70 953.80 789.90 163.90
24 35819 1492 25 260.10 255.40 117.40 138.00 954.90 953.70 789.20 164.50
25 37218 1551 24 234.10 240.70 120.90 119.80 953.20 953.80 788.20 165.60
26 35765 1490 24 230.10 234.00 116.90 117.10 952.20 952.80 787.80 165.00
27 41881 1745 24 232.70 225.90 136.70 89.20 954.20 953.30 787.50 165.80
28 38588 1608 23 237.10 231.60 125.60 106.00 955.60 954.10 787.70 166.40
29 37339 1556 24 232.60 246.60 122.40 124.20 952.00 953.40 788.90 164.50
30 42356 1765 24 208.50 205.40 137.60 67.80 952.80 952.50 787.10 165.40
31 40510 1688 24 200.50 194.30 129.90 64.40 954.40 954.20 786.30 167.90
TOT1238011  769        
AVG 39936 1664 25 232.55 232.12 130.21 101.91 953.36 953.47 788.43 165.04
MAX 45945   293.00 295.40 152.10 152.30 955.60 954.50 791.30 167.90
MIN 32895   177.60 178.30 107.40 35.80 949.30 950.80 786.20 161.80