US Army Corps of Engineers

Cougar Dam

April 2026

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow cfsTotal Outflow cfsGeneration Flow cfsSpill cfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feetMidnight Storage kaf
1 0 0 4 600 350 0 350 1523.57 1522.78 1252.07 270.71 47541.12
2 0 0 0 934 360 0 360 1525.64 1524.67 1252.07 272.60 48683.19
3 72 3 2 907 520 190 330 1526.94 1526.21 1252.42 273.79 49369.86
4 62 3 1 876 380 160 220 1528.69 1527.86 1252.35 275.51 50344.50
5 70 3 0 858 360 150 210 1530.41 1529.61 1252.17 277.44 51345.20
6 15 1 8 801 360 30 330 1531.86 1531.21 1251.73 279.48 52129.73
7 71 3 0 668 360 150 210 1533.03 1532.50 1251.99 280.51 52717.91
8 71 3 1 653 370 150 220 1533.97 1533.54 1252.04 281.50 53281.91
9 72 3 1 586 370 150 220 1534.78 1534.40 1252.03 282.37 53689.63
10 73 3 1 590 360 150 210 1535.70 1535.27 1252.03 283.24 54149.55
11 71 3 1 694 350 150 210 1537.06 1536.40 1252.02 284.38 54929.88
12 72 3 0 704 350 150 210 1538.33 1537.73 1251.89 285.84 55597.33
13 70 3 0 753 350 150 210 1539.81 1539.07 1252.02 287.05 56404.68
14 59 2 11 794 350 130 230 1541.39 1540.62 1251.96 288.66 57333.30
15 70 3 0 970 350 140 210 1544.05 1542.60 1251.99 290.61 58829.86
16 72 3 4 1243 360 140 220 1546.78 1545.51 1251.99 293.52 60467.52
17 80 3 1 1059 360 160 200 1549.10 1548.00 1252.02 295.98 61759.75
18 80 3 1 1035 360 160 210 1551.27 1550.22 1252.01 298.21 63161.48
19 91 4 1 1028 380 170 210 1553.38 1552.36 1252.21 300.15 64427.39
20 83 3 5 986 370 160 210 1555.40 1554.40 1251.99 302.41 65639.39
21 86 4 1 1024 350 170 190 1557.46 1556.47 1251.96 304.51 66975.38
22 85 4 1 1043 350 160 190 1559.91 1558.65 1252.21 306.44 68536.72
23 83 3 1 1258 340 160 190 1562.57 1561.31 1252.01 309.30 70241.42
24 84 4 1 1133 350 160 190 1564.80 1563.75 1252.01 311.74 71759.49
25 84 4 1 977 340 160 180 1566.63 1565.78 1251.96 313.82 72940.27
26 83 3 1 896 340 150 190 1568.14 1567.44 1251.99 315.45 73997.63
27 83 3 1 800 340 160 190 1569.36 1568.78 1251.99 316.79 74815.49
28 83 3 1 668 330 150 180 1570.39 1569.90 1251.99 317.91 75472.28
29 83 3 1 655 330 150 180 1571.26 1570.86 1251.99 318.87 76081.42
30 83 3 1 612 340 150 180 1572.01 1571.67 1251.99 319.68 76606.97
TOT 2091  52         
AVG 70 3 2 860 359 140 221 1547.46 1546.65 1252.04 294.62 61307.67
MAX 91   1258 520 190 360 1572.01 1571.67 1252.42 319.68 76606.97
MIN 0   586 330 0 180 1523.57 1522.78 1251.73 270.71 47541.12