US Army Corps of Engineers

Lower Monumental Dam & Lake

February 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 5857 244 22 33.20 32.60 32.40 0.00 538.63 538.69 439.16 99.53
2 5667 236 24 33.20 31.40 31.20 0.00 539.16 538.96 438.87 100.09
3 6885 287 24 36.50 37.90 37.80 0.00 538.76 539.10 439.19 99.91
4 7168 299 24 40.70 39.80 39.50 0.00 539.01 538.82 439.14 99.68
5 5254 219 24 29.70 29.20 29.00 0.00 539.15 538.93 439.03 99.90
6 6736 281 23 35.30 37.30 37.10 0.00 538.57 539.03 439.16 99.87
7 10365 432 23 59.40 57.80 57.70 0.00 539.03 538.52 439.58 98.94
8 12924 538 23 73.10 71.60 71.40 0.00 539.47 539.16 439.83 99.33
9 10445 435 23 55.00 57.30 57.10 0.00 538.82 539.16 439.20 99.96
10 8497 354 23 44.90 46.90 46.80 0.00 538.23 538.54 438.80 99.74
11 7476 312 23 41.10 41.80 41.50 0.10 538.03 538.14 439.25 98.89
12 7497 312 23 45.70 41.70 41.50 0.00 539.20 538.36 439.07 99.29
13 7964 332 23 42.30 44.20 43.90 0.00 538.66 538.75 438.94 99.81
14 7515 313 23 39.90 41.80 41.60 0.00 538.11 538.65 439.18 99.47
15 7648 319 23 44.20 42.60 42.50 0.00 538.56 538.20 439.09 99.11
16 5023 209 23 30.20 27.80 27.70 0.00 539.26 538.87 438.83 100.04
17 7106 296 23 37.50 39.50 39.20 0.00 538.67 539.04 439.12 99.92
18 5578 232 23 31.10 31.10 30.80 0.00 538.70 538.75 438.85 99.90
19 27.80 28.60 28.20 0.00 538.46 538.58 438.69 99.89
20 25.00 25.80 25.50 0.00 538.21 538.56 438.80 99.76
21 26.70 26.70 26.50 0.00 538.21 538.51 438.52 99.99
22 21.30 20.20 19.90 0.00 538.56 538.54 438.87 99.67
23 25.90 24.10 24.00 0.00 539.10 538.84 439.15 99.69
24 27.30 28.80 28.60 0.00 538.66 538.85 439.03 99.82
25 28.60 28.80 28.50 0.00 538.61 538.79 438.96 99.83
26
27
28
29
TOT135605  417        
AVG 7534 314 23 37.42 37.41 37.20 0.00 538.71 538.73 439.05 99.68
MAX 12924   73.10 71.60 71.40 0.10 539.47 539.16 439.83 100.09
MIN 5023   21.30 20.20 19.90 0.00 538.03 538.14 438.52 98.89
BUILDING STRONG®