US Army Corps of Engineers

Grand Coulee Dam

October 2024

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feetBanks Lake Pump kcfsBanks Lake Pump MWhBanks Lake Elev
1 34596 1442 114 56.10 58.70 58.70 0.00 1284.50 1284.53 956.83 327.70 2.59 1634 1567.35
2 31976 1332 142 64.80 53.50 53.50 0.00 1284.70 1284.63 956.85 327.78 2.60 1637 1566.78
3 29111 1213 171 64.70 48.50 48.50 0.00 1285.10 1284.89 956.22 328.67 2.59 1631 1567.55
4 26900 1121 179 53.80 44.80 44.80 0.00 1285.20 1285.07 955.71 329.36 2.95 1847 1566.38
5 60.40 50.50 50.50 0.00 1285.30 1285.33 955.54 329.79 1566.70
6 65.20 56.10 56.10 0.00 1285.30 1285.34 956.58 328.76 1566.63
7 58.80 62.40 62.40 0.00 1285.10 1285.28 958.13 327.15 1566.65
8 59.40 45.40 45.40 0.00 1285.30 1285.24 956.33 328.91 1566.63
9 60.20 51.90 51.90 0.00 1285.40 1285.39 956.64 328.75 1566.67
10 60.20 51.90 51.90 0.00 1285.40 1285.39 956.64 328.75 1566.67
11 60.40 50.20 50.20 0.00 1285.40 1285.42 956.21 329.21 1566.82
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TOT122583  606           
AVG 30646 1277 152 60.36 52.17 52.17 0.00 1285.15 1285.14 956.52 328.62 2.68 1687 1566.80
MAX 34596   65.20 62.40 62.40 0.00 1285.40 1285.42 958.13 329.79 2.95 1847 1567.55
MIN 26900   53.80 44.80 44.80 0.00 1284.50 1284.53 955.54 327.15 2.59 1631 1566.38