US Army Corps of Engineers

Lower Granite Dam & Lake

November 2024

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feetMidnight Lewiston Gage ft
1 2586 108 47 16.40 16.60 14.50 1.60 736.71 736.58 635.87 100.71 736.78
2 2193 91 46 15.90 14.30 12.30 1.60 737.13 736.86 636.02 100.84 737.24
3 2778 116 49 16.10 16.90 14.90 1.60 736.86 737.13 636.16 100.97 737.04
4 2720 113 47 16.50 17.50 15.30 1.70 736.69 736.95 636.54 100.41 736.84
5 2363 98 47 16.60 15.40 13.30 1.60 736.97 736.84 636.37 100.47 736.99
6 2509 105 47 16.90 16.20 14.10 1.70 737.09 736.89 636.31 100.58 737.12
7 2743 114 46 16.70 17.60 15.40 1.70 736.83 736.90 636.50 100.40 736.88
8 2734 114 46 16.20 17.50 15.40 1.70 736.50 736.60 636.62 99.98 736.56
9 2356 98 46 15.80 15.40 13.30 1.60 736.65 736.58 636.55 100.03 736.69
10 2410 100 46 16.30 15.60 13.50 1.70 736.81 736.72 636.56 100.16 736.83
11 2428 101 46 16.20 15.80 13.70 1.70 736.89 736.86 636.60 100.26 736.92
12 2892 121 47 17.00 18.50 16.30 1.70 736.60 736.92 636.71 100.21 736.69
13 2711 113 46 16.20 17.30 15.30 1.50 736.44 736.57 636.64 99.93 736.39
14 16.80 17.50 15.50 1.50 736.16 736.33 636.64 99.69 736.27
15 16.60 13.90 11.90 1.50 736.89 736.51 636.57 99.94 737.01
16 17.00 18.80 18.40 0.00 736.42 736.94 636.63 100.31 736.46
17 16.90 14.80 14.40 0.00 736.85 736.90 636.81 100.09 737.10
18 16.60 17.00 16.60 0.00 736.80 736.86 637.04 99.82 736.98
19 17.30 18.80 18.30 0.00 736.46 736.75 636.94 99.81 736.46
20 17.00 16.50 16.10 0.00 736.61 736.59 636.60 99.99 736.56
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1
TOT 33422  606         
AVG 2571 107 47 16.55 16.60 14.93 1.22 736.72 736.76 636.53 100.23 736.79
MAX 2892   17.30 18.80 18.40 1.70 737.13 737.13 637.04 100.97 737.24
MIN 2193   15.80 13.90 11.90 0.00 736.16 736.33 635.87 99.69 736.27