Grand Coulee Dam
May 2025
Day of Month | Total Generation MWh | Average Generation MW | Station Use MWh | Inflow kcfs | Total Outflow kcfs | Generation Flow kcfs | Spill kcfs | Midnight Reservoir Elevation | Average Forebay Elevation | Average Tailwater Elevation | Average Head feet | Banks Lake Pump kcfs | Banks Lake Pump MWh | Banks Lake Elev |
1 | 67963 | 2832 | 91 | 97.80 | 124.20 | 124.20 | 0.00 | 1263.80 | 1264.19 | 962.40 | 301.79 | 3.60 | 2448 | 1567.20 |
2 | 58933 | 2456 | 96 | 108.80 | 105.10 | 105.10 | 0.00 | 1263.80 | 1263.75 | 960.72 | 303.03 | 4.03 | 2747 | 1566.91 |
3 | 38310 | 1596 | 95 | 106.10 | 67.70 | 67.70 | 0.00 | 1264.70 | 1264.18 | 957.02 | 307.16 | 8.10 | 5867 | 1566.98 |
4 | 48706 | 2029 | 101 | 118.20 | 86.30 | 86.30 | 0.00 | 1265.30 | 1265.01 | 959.17 | 305.84 | 8.15 | 5872 | 1566.96 |
5 | | | | 118.20 | 107.20 | 107.20 | 0.00 | 1265.60 | 1265.48 | 961.40 | 304.08 | | | 1567.04 |
6 | | | | 120.50 | 114.80 | 114.80 | 0.00 | 1265.60 | 1265.59 | 961.99 | 303.60 | | | 1567.08 |
7 | | | | 110.30 | 104.50 | 104.50 | 0.00 | 1265.50 | 1265.35 | 961.63 | 303.72 | | | 1567.01 |
8 | | | | 110.10 | 116.00 | 116.00 | 0.00 | 1265.10 | 1265.34 | 961.33 | 304.01 | | | 1566.97 |
9 | | | | 118.10 | 132.60 | 132.60 | 0.00 | 1264.50 | 1264.78 | 963.34 | 301.44 | | | 1566.99 |
10 | | | | 116.90 | 99.60 | 99.60 | 0.00 | 1264.80 | 1264.69 | 960.15 | 304.54 | | | 1567.04 |
11 | | | | 110.70 | 106.90 | 106.90 | 0.00 | 1264.60 | 1264.64 | 961.01 | 303.63 | | | 1567.08 |
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TOT | 213912 | | 383 | | | | | | | | | | | |
AVG | 53478 | 2228 | 96 | 112.34 | 105.90 | 105.90 | 0.00 | 1264.85 | 1264.82 | 960.92 | 303.89 | 5.97 | 4234 | 1567.02 |
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MAX | 67963 | | | 120.50 | 132.60 | 132.60 | 0.00 | 1265.60 | 1265.59 | 963.34 | 307.16 | 8.15 | 5872 | 1567.20 |
MIN | 38310 | | | 97.80 | 67.70 | 67.70 | 0.00 | 1263.80 | 1263.75 | 957.02 | 301.44 | 3.60 | 2448 | 1566.91 |