US Army Corps of Engineers

Priest Rapids Dam & Reservoir

January 2023

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 8845 369 25 74.00 64.20 63.80 0.00 485.85 483.45 404.79 78.66
2 11757 490 24 85.30 86.00 85.60 0.00 485.67 485.38 406.84 78.54
3 11643 485 25 86.20 84.80 84.40 0.00 486.07 485.33 406.73 78.60
4 9546 398 24 69.10 68.10 67.60 0.00 486.35 485.37 405.10 80.27
5 14342 598 23 104.00 106.10 105.70 0.00 485.79 486.23 408.53 77.70
6 13234 551 24 98.00 98.00 97.60 0.00 485.79 485.36 407.92 77.44
7 11610 484 22 81.30 84.20 83.90 0.00 484.95 485.56 406.63 78.93
8 10462 436 22 77.40 75.90 75.60 0.00 485.36 484.68 405.94 78.74
9 12224 509 24 90.80 89.30 88.90 0.00 485.80 485.45 407.08 78.37
10 13241 552 24 97.40 98.40 98.00 0.00 485.50 485.41 407.94 77.47
11 13413 559 22 97.30 100.30 99.90 0.00 484.62 484.99 408.21 76.78
12 11270 470 23 84.30 81.90 81.60 0.00 485.30 485.08 406.50 78.58
13 12215 509 22 92.70 88.80 88.40 0.00 486.39 485.69 407.18 78.51
14 11248 469 22 79.70 81.20 80.90 0.00 485.97 485.74 406.35 79.39
15 10100 421 21 70.50 71.80 71.40 0.00 485.62 485.61 405.49 80.12
16 10788 450 22 77.50 77.80 77.40 0.00 485.54 485.20 406.00 79.20
17 10474 436 24 78.40 75.40 75.00 0.00 486.38 484.98 405.68 79.30
18 11705 488 25 84.40 83.90 83.40 0.00 486.51 486.15 406.54 79.61
19 12547 523 22 89.90 92.00 91.70 0.10 485.93 485.89 407.18 78.71
20 12666 528 23 92.60 92.50 92.40 0.00 485.95 485.80 407.34 78.46
21 99.80 101.40 101.20 0.00 485.49 485.76 408.12 77.64
22 90.70 88.60 88.40 0.00 486.07 485.43 406.93 78.50
23 97.90 100.20 100.00 0.00 485.43 485.60 407.94 77.66
24 85.40 83.50 83.00 0.20 485.99 484.90 406.49 78.41
25 96.70 97.90 97.70 0.00 485.63 485.11 407.76 77.35
26 75.70 75.20 75.00 0.00 485.76 484.83 405.70 79.13
27 75.30 74.30 74.10 0.00 486.04 485.42 405.65 79.77
28
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30
31
TOT233330  463        
AVG 11666 486 23 86.38 85.99 85.65 0.01 485.77 485.35 406.76 78.59
MAX 14342   104.00 106.10 105.70 0.20 486.51 486.23 408.53 80.27
MIN 8845   69.10 64.20 63.80 0.00 484.62 483.45 404.79 76.78