US Army Corps of Engineers

Cougar Dam

August 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
1 171 7 0 221 340 340 0 1570.74 1570.92 1252.50 318.42 75717.42
2 171 7 0 213 340 340 0 1570.40 1570.57 1252.50 318.07 75479.27
3 135 6 0 218 340 270 70 1570.06 1570.24 1252.31 317.93 75241.83
4 118 5 5 229 340 240 100 1569.72 1569.89 1252.06 317.83 75031.55
5 135 6 2 227 340 270 70 1569.36 1569.54 1252.31 317.23 74815.49
6 85 4 1 233 340 170 170 1568.99 1569.17 1252.04 317.13 74592.97
7 77 3 1 215 340 160 180 1568.63 1568.82 1252.00 316.82 74340.28
8 80 3 1 216 350 160 190 1568.23 1568.44 1252.01 316.43 74060.45
9 82 3 1 210 350 160 190 1567.83 1568.04 1252.22 315.82 73780.56
10 27 1 3 208 370 70 300 1567.37 1567.61 1252.01 315.60 73458.27
11 83 3 1 209 350 160 190 1566.97 1567.17 1252.10 315.07 73178.91
12 80 3 1 207 350 160 190 1566.59 1566.79 1252.01 314.78 72912.24
13 82 3 0 205 350 160 190 1566.19 1566.39 1251.98 314.41 72632.52
14 79 3 0 218 340 160 180 1565.82 1566.01 1252.02 313.99 72391.66
15 82 3 0 229 340 160 180 1565.44 1565.63 1252.08 313.55 72163.43
16 81 3 1 229 340 160 180 1565.07 1565.27 1251.59 313.68 71941.85
17 81 3 1 221 340 160 180 1564.70 1564.89 1251.61 313.28 71689.33
18 82 3 10 210 350 170 180 1564.30 1564.50 1251.84 312.66 71409.33
19 81 3 0 203 340 170 170 1563.92 1564.12 1252.06 312.06 71143.76
20 82 3 0 211 340 170 170 1563.55 1563.74 1252.08 311.66 70884.20
21 80 3 0 210 340 170 180 1563.17 1563.36 1252.03 311.33 70618.54
22 79 3 0 209 340 160 180 1562.77 1562.98 1252.03 310.95 70361.58
23 77 3 0 226 350 160 190 1562.38 1562.60 1251.74 310.86 70127.44
24 78 3 0 225 350 160 190 1561.96 1562.17 1252.02 310.15 69871.87
25 78 3 0 213 350 160 190 1561.56 1561.76 1252.04 309.72 69591.18
26 77 3 0 201 350 160 190 1561.14 1561.35 1252.02 309.33 69297.60
27 77 3 0 209 350 160 190 1560.75 1560.96 1252.02 308.94 69049.54
28 84 4 0 222 360 180 180 1560.31 1560.53 1252.07 308.46 68785.48
29 85 4 0 223 360 180 180 1559.87 1560.09 1252.07 308.02 68508.62
30 85 4 0 224 360 180 180 1559.43 1559.66 1252.07 307.59 68200.17
31 84 4 18 185 360 180 180 1559.01 1559.22 1252.06 307.16 67906.96
TOT 2778  46         
AVG 90 4 1 215 347 183 165 1565.04 1565.24 1252.05 313.19 71909.17
MAX 171   233 370 340 300 1570.74 1570.92 1252.50 318.42 75717.42
MIN 27   185 340 70 0 1559.01 1559.22 1251.59 307.16 67906.96
BUILDING STRONG®