US Army Corps of Engineers

Lower Monumental Dam & Lake

May 2020

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 6439 268 18 112.60 112.60 36.40 75.40 538.61 538.29 440.01 98.28
2 6494 271 18 111.10 113.40 36.70 76.00 537.95 538.24 440.00 98.24
3 5672 236 18 99.30 98.80 32.00 66.00 538.07 537.94 439.62 98.32
4 6049 252 18 105.50 105.00 34.00 70.30 538.23 538.43 439.76 98.67
5 4776 199 18 88.90 88.90 26.90 61.10 538.21 538.04 439.24 98.80
6 4447 185 18 84.60 84.70 25.10 58.80 538.19 538.00 439.22 98.78
7 4772 199 19 86.20 85.20 26.70 57.80 538.47 538.36 439.12 99.24
8 4665 194 19 85.30 85.70 26.20 58.90 538.33 538.26 439.12 99.14
9 4686 195 18 80.20 80.20 26.20 53.30 538.09 538.22 439.01 99.21
10 4334 181 18 78.40 77.40 24.20 52.40 538.41 538.16 438.78 99.38
11 5614 234 18 96.00 95.30 31.50 63.00 538.61 538.61 439.44 99.17
12 5505 229 19 99.60 100.00 30.90 68.40 538.50 538.60 439.46 99.14
13 6106 254 18 107.40 108.40 34.40 73.20 538.20 538.51 440.02 98.49
14 6122 255 18 111.40 111.50 34.60 76.10 538.15 538.13 440.01 98.12
15 5297 221 19 96.80 95.80 29.80 65.20 538.44 538.07 439.45 98.62
16 5169 215 19 96.40 96.60 29.00 66.90 538.38 538.39 439.50 98.89
17 4717 197 18 91.70 90.30 26.50 63.00 538.79 538.41 439.24 99.17
18 5409 225 19 96.80 99.30 30.40 68.20 538.04 538.26 439.56 98.70
19 3045 127 18 109.60 108.40 17.20 90.40 538.41 538.43 439.79 98.64
20 6144 256 19 113.60 114.40 34.80 78.80 538.16 538.19 440.10 98.09
21 7467 311 19 127.70 127.00 42.70 83.60 538.34 538.16 440.65 97.51
22 7177 299 19 127.50 126.80 40.70 85.30 538.56 538.37 440.57 97.80
23 7023 293 19 120.70 121.00 39.70 80.60 538.45 538.55 440.41 98.14
24 101.60 101.40 30.70 70.00 538.52 538.23 439.60 98.63
25 97.70 99.20 30.70 67.50 538.09 538.36 439.59 98.77
26 97.00 97.20 30.40 66.20 538.00 537.98 439.61 98.37
27 107.00 106.10 33.80 71.40 538.26 538.09 439.86 98.23
28 111.30 112.20 35.70 75.60 537.99 538.11 440.02 98.09
29 121.10 119.50 36.70 82.10 538.46 538.08 440.21 97.87
30 131.50 131.70 40.80 90.20 538.39 538.47 440.61 97.86
31
TOT127129  424        
AVG 5527 230 18 103.15 103.13 31.85 70.52 538.31 538.26 439.72 98.55
MAX 7467   131.50 131.70 42.70 90.40 538.79 538.61 440.65 99.38
MIN 3045   78.40 77.40 17.20 52.40 537.95 537.94 438.78 97.51