US Army Corps of Engineers

Grand Coulee Dam

March 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 31091 1295 191 68.20 56.90 56.90 0.00 1286.50 1286.24 957.34 328.90 0.00 0 1568.93
2 21955 915 192 62.40 43.10 43.10 0.00 1286.90 1286.61 956.47 330.14 0.34 221 1568.87
3 33573 1399 192 61.50 58.50 58.50 0.00 1286.90 1286.84 957.52 329.32 3.81 2496 1569.06
4 38405 1600 192 61.70 65.10 65.10 0.00 1286.80 1286.79 957.74 329.05 1.35 866 1569.08
5 30837 1285 192 66.30 56.50 56.50 0.00 1287.00 1286.84 957.26 329.58 0.15 90 1569.01
6 40199 1675 187 60.40 69.70 69.70 0.00 1286.80 1286.81 958.34 328.47 0.00 0 1568.93
7 40800 1700 188 64.10 70.90 70.90 0.00 1286.60 1286.61 958.39 328.22 0.00 0 1568.85
8 42201 1758 178 58.70 72.10 72.10 0.00 1286.30 1286.34 958.53 327.81 0.30 206 1568.76
9 32079 1337 184 60.60 57.60 57.60 0.00 1286.30 1286.23 957.32 328.91 3.50 2350 1568.93
10 31335 1306 175 63.60 56.90 56.90 0.00 1286.30 1286.31 957.37 328.94 3.50 2253 1569.09
11 45122 1880 182 60.70 75.20 75.20 0.00 1285.90 1286.09 958.62 327.47 0.86 580 1569.14
12 38041 1585 170 67.10 65.10 65.10 0.00 1286.00 1285.94 957.73 328.21 0.00 0 1569.15
13 43305 1804 165 62.80 72.80 72.80 0.00 1285.70 1285.83 958.40 327.43 0.00 0 1569.14
14 49457 2061 178 65.20 85.00 85.00 0.00 1285.20 1285.35 959.65 325.70 0.41 286 1569.14
15 43016 1792 179 63.20 74.80 74.80 0.00 1285.00 1285.05 958.61 326.44 0.00 0 1569.15
16 40309 1680 185 64.40 68.90 68.90 0.00 1284.80 1284.83 957.08 327.75 0.30 202 1569.15
17 34273 1428 190 59.00 59.50 59.50 0.00 1284.80 1284.70 957.83 326.87 3.50 2332 1569.31
18 32772 1366 191 63.00 58.70 58.70 0.00 1284.80 1284.63 953.69 330.94 1.16 770 1569.46
19 38045 1585 190 60.50 67.30 67.30 0.00 1284.60 1284.61 957.95 326.66 1.16 770 1569.56
20 42727 1780 183 59.00 72.50 72.50 0.00 1284.30 1284.40 958.22 326.18 1.16 772 1569.59
21 49245 2052 184 68.90 83.30 83.30 0.00 1283.80 1283.99 959.35 324.64 2.23 1532 1569.59
22 53106 2213 184 68.70 88.90 88.90 0.00 1283.30 1283.37 959.71 323.66 2.21 1521 1569.59
23 44322 1847 191 73.50 75.30 75.30 0.00 1283.20 1283.12 958.18 324.94 3.38 2249 1569.56
24 34978 1457 192 71.70 61.10 61.10 0.00 1283.30 1283.16 957.08 326.08 3.50 2328 1569.57
25 41789 1741 191 74.40 72.10 72.10 0.00 1283.40 1283.26 958.23 325.03 1.17 775 1569.54
26 38560 1607 194 76.00 67.30 67.30 0.00 1283.60 1283.34 959.80 323.54 1.17 778 1569.30
27 45880 1912 192 72.30 78.30 78.30 0.00 1283.40 1283.39 958.95 324.44 1.16 775 1569.06
28 42145 1756 191 80.90 73.00 73.00 0.00 1283.60 1283.39 958.55 324.84 1.65 1088 1568.90
29 34212 1426 194 75.50 59.40 59.40 0.00 1283.90 1283.64 957.06 326.58 2.72 1789 1568.73
30 48311 2013 187 79.20 81.30 81.30 0.00 1283.70 1283.79 958.60 325.19 5.78 3793 1568.75
31 48499 2021 192 72.40 82.40 82.40 0.00 1283.20 1283.40 959.50 323.90 7.30 4800 1568.84
TOT1230589  5776           
AVG 39696 1654 186 66.64 68.69 68.69 0.00 1285.03 1285.00 958.03 326.96 1.73 1149 1569.15
MAX 53106   80.90 88.90 88.90 0.00 1287.00 1286.84 959.80 330.94 7.30 4800 1569.59
MIN 21955   58.70 43.10 43.10 0.00 1283.20 1283.12 953.69 323.54 0.00 0 1568.73
BUILDING STRONG®