US Army Corps of Engineers

Priest Rapids Dam & Reservoir

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 14297 596 40 140.30 134.20 109.10 25.10 486.72 485.77 410.46 75.31
2 13546 564 35 131.20 134.90 103.00 31.90 485.71 486.18 410.30 75.88
3 12534 522 34 123.20 123.00 94.80 28.20 485.76 485.81 409.33 76.48
4 15356 640 40 145.00 143.00 120.60 22.40 486.29 484.78 411.11 73.67
5 16868 703 40 170.00 166.50 132.40 34.10 487.24 486.89 412.63 74.26
6 15954 665 40 162.10 168.30 124.70 43.60 485.56 486.79 412.54 74.25
7 15407 642 40 158.20 153.70 120.10 33.50 486.80 485.94 411.78 74.16
8 16303 679 39 158.30 160.00 128.00 32.00 486.34 486.14 412.14 74.00
9 17534 731 39 181.10 178.70 141.80 37.00 486.99 486.16 413.47 72.69
10 17262 719 40 185.70 189.50 139.80 49.70 485.97 486.67 414.08 72.59
11 16656 694 42 194.20 190.60 133.30 57.30 486.95 487.04 413.98 73.06
12 16601 692 41 187.90 185.10 131.40 53.70 487.71 487.25 413.67 73.58
13 17280 720 41 199.90 199.70 139.20 60.50 487.76 487.46 414.53 72.93
14 17124 714 40 203.90 205.00 137.80 67.20 487.48 487.67 414.90 72.77
15 17145 714 41 213.60 212.90 139.40 73.40 487.66 487.61 415.25 72.36
16 18261 761 40 203.70 203.70 147.90 55.80 487.66 487.65 414.91 72.74
17 16643 693 40 207.60 209.20 134.20 75.00 487.23 487.55 415.05 72.50
18 16877 703 40 206.70 205.40 136.30 69.10 487.59 487.41 414.82 72.59
19 17512 730 39 214.00 215.60 142.60 73.00 487.16 487.61 415.52 72.09
20 14559 607 43 228.80 230.20 119.70 110.40 486.79 486.93 416.05 70.88
21 15724 655 42 186.20 183.10 124.10 59.00 487.62 486.99 413.57 73.42
22 14728 614 42 190.70 190.40 114.70 75.70 487.69 487.65 413.69 73.96
23 15200 633 43 198.20 198.80 119.80 79.00 487.53 487.65 414.25 73.40
24 208.10 207.80 138.80 69.00 487.60 487.57 415.03 72.54
25 201.40 200.60 137.20 63.40 487.80 487.62 414.60 73.02
26 190.00 190.10 135.20 54.90 487.76 487.66 413.90 73.76
27 213.50 213.60 135.20 78.40 487.72 487.70 415.34 72.36
28 222.90 222.90 129.30 93.60 487.72 487.66 415.85 71.81
29 227.50 227.80 138.60 89.30 487.63 487.67 416.11 71.56
30 245.90 246.50 124.50 121.90 487.49 487.59 417.01 70.58
31
TOT369371  921        
AVG 16060 669 40 189.99 189.69 129.12 60.57 487.13 487.04 413.86 73.17
MAX 18261   245.90 246.50 147.90 121.90 487.80 487.70 417.01 76.48
MIN 12534   123.20 123.00 94.80 22.40 485.56 484.78 409.33 70.58