US Army Corps of Engineers

Grand Coulee Dam

June 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 50977 2124 168 111.30 87.40 87.40 0.00 1280.00 1279.81 959.44 320.37 12.40 8280 1567.90
2 49312 2055 179 130.10 85.40 85.40 0.00 1280.90 1280.45 959.53 320.92 12.40 8280 1568.25
3 49913 2080 178 128.10 84.30 84.20 0.10 1281.70 1281.24 959.69 321.55 12.48 8334 1568.70
4 61484 2562 205 141.60 103.80 103.80 0.00 1282.30 1281.98 960.98 321.00 12.46 8280 1569.12
5 67941 2831 216 147.00 112.80 112.70 0.10 1283.10 1282.73 961.20 321.53 3.73 2469 1568.73
6 72081 3003 210 135.70 122.00 121.90 0.10 1283.40 1283.28 962.83 320.45 4.19 2777 1568.48
7 62985 2624 201 137.80 105.90 105.80 0.10 1284.10 1283.79 961.93 321.86 4.72 3120 1568.25
8 67992 2833 194 131.20 114.50 114.40 0.10 1284.10 1284.14 962.55 321.59 14.40 9549 1568.67
9 62617 2609 197 127.80 105.00 104.90 0.10 1284.30 1284.32 960.99 323.33 14.40 9538 1569.15
10 75714 3155 207 131.40 127.80 127.70 0.10 1284.30 1284.37 963.29 321.08 4.74 3134 1568.93
11 66393 2766 213 140.10 111.80 111.70 0.10 1284.90 1284.57 961.87 322.70 4.81 3185 1568.80
12 63961 2665 211 135.70 107.70 107.70 0.00 1285.50 1285.19 961.33 323.86 4.84 3185 1568.43
13 64362 2682 212 136.00 108.80 108.70 0.10 1286.00 1285.78 961.51 324.27 5.61 3690 1568.28
14 129.70 119.40 119.30 0.10 1286.10 1286.06 962.20 323.86 1568.12
15 133.70 99.10 99.00 0.10 1286.60 1286.39 960.82 325.57 1568.62
16 126.20 116.70 116.60 0.10 1286.40 1286.51 962.14 324.37 1568.20
17 127.90 115.50 115.40 0.10 1286.60 1286.42 962.06 324.36 1568.13
18 118.90 105.00 104.90 0.10 1286.80 1286.65 961.25 325.40 1569.00
19 120.90 99.60 99.50 0.10 1287.20 1287.03 960.87 326.16 1568.81
20 115.20 117.70 117.60 0.10 1287.00 1287.02 962.58 324.44 1568.51
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TOT815732  2591           
AVG 62749 2615 199 130.31 107.51 107.43 0.08 1284.56 1284.39 961.45 322.93 8.55 5679 1568.55
MAX 75714   147.00 127.80 127.70 0.10 1287.20 1287.03 963.29 326.16 14.40 9549 1569.15
MIN 49312   111.30 84.30 84.20 0.00 1280.00 1279.81 959.44 320.37 3.73 2469 1567.90