US Army Corps of Engineers

Rock Island Dam & Reservoir

March 2019

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 5947 248 0 74.72 77.12 77.12 0.00 612.77 612.75 568.56 44.19
2 6881 287 0 87.24 91.59 91.59 0.00 612.86 612.76 569.41 43.35
3 5906 246 0 79.13 81.35 81.35 0.00 612.77 612.73 570.66 42.07
4 7537 314 0 98.25 105.17 105.17 0.00 612.72 612.74 571.14 41.60
5 7754 323 0 103.22 108.58 108.58 0.00 612.71 612.75 571.15 41.60
6 8067 336 0 107.28 112.85 112.85 0.00 612.85 612.74 571.13 41.61
7 7656 319 0 101.75 107.21 107.21 0.00 612.69 612.79 571.22 41.57
8 7468 311 0 97.68 103.58 103.58 0.00 612.68 612.70 570.95 41.75
9 7388 308 0 98.31 104.66 104.66 0.00 612.71 612.70 571.71 40.99
10 5313 221 0 70.29 73.73 73.73 0.00 612.56 612.69 569.51 43.18
11 6211 259 0 79.53 82.98 82.98 0.00 612.65 612.70 569.23 43.47
12 4747 198 0 60.30 62.10 62.10 0.00 612.57 612.70 568.66 44.04
13 4110 171 0 50.99 51.16 51.16 0.00 612.51 612.62 567.15 45.47
14 5948 248 0 72.93 75.39 75.39 0.00 612.70 612.69 567.70 44.99
15 5830 243 0 76.02 77.00 77.00 0.00 612.62 612.71 568.53 44.18
16 6411 267 0 82.79 86.48 86.48 0.00 612.64 612.70 569.73 42.97
17 5023 209 0 65.96 69.20 69.20 0.00 612.64 612.69 570.29 42.40
18 5793 241 0 77.35 80.72 80.72 0.00 612.64 612.68 571.17 41.51
19 5663 236 0 74.35 77.86 77.86 0.00 612.65 612.69 571.05 41.64
20 4656 194 0 62.63 64.06 64.06 0.00 612.58 612.71 570.89 41.82
21 4443 185 0 58.86 59.52 59.52 0.00 612.53 612.71 570.11 42.60
22 5168 215 0 68.20 71.18 71.18 0.00 612.52 612.68 570.68 42.00
23 3809 159 0 50.15 50.02 50.02 0.00 612.70 612.74 569.35 43.39
24 4044 168 0 50.34 52.16 52.16 0.00 612.43 612.72 568.09 44.63
25 4923 205 0 60.36 61.08 61.08 0.00 612.40 612.74 567.11 45.63
26 5821 243 0 72.08 74.95 74.95 0.00 612.46 612.60 568.12 44.48
27 5170 215 0 64.96 66.19 66.19 0.00 612.32 612.70 567.96 44.74
28 4606 192 0 58.15 57.81 57.81 0.00 612.54 612.69 567.51 45.18
29 4929 205 0 61.56 62.81 62.81 0.00 612.85 612.71 567.54 45.17
30 5379 224 0 67.10 69.16 69.16 0.00 612.76 612.73 567.91 44.82
31 4670 195 0 56.91 57.47 57.47 0.00 612.84 612.81 566.30 46.51
TOT177271  0        
AVG 5718 238 0 73.85 76.62 76.62 0.00 612.64 612.71 569.37 43.34
MAX 8067   107.28 112.85 112.85 0.00 612.86 612.81 571.71 46.51
MIN 3809   50.15 50.02 50.02 0.00 612.32 612.60 566.30 40.99