US Army Corps of Engineers

Rock Island Dam

Monday July 11, 2022

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 203.80 155.30 48.50 612.76 576.83 35.93
2 220.80 156.10 64.70 612.55 576.86 35.69
3 222.30 151.50 70.80 612.78 577.06 35.72
4 239.40 155.10 84.30 612.73 577.57 35.16
5 246.60 156.50 90.10 612.71 578.30 34.41
6 250.10 160.50 89.60 611.99 578.74 33.25
7 239.00 157.30 81.70 612.02 577.95 34.07
8 223.00 150.00 73.00 612.30 577.62 34.68
9 232.30 152.30 80.00 612.20 577.94 34.26
10 238.50 159.10 79.40 611.70 578.35 33.35
11 222.90 152.50 70.40 612.16 577.33 34.83
12 224.10 153.70 70.40 611.79 577.79 34.00
13 226.40 157.10 69.30 611.44 578.13 33.31
14 212.50 151.70 60.80 612.15 577.00 35.15
15 212.30 150.60 61.70 612.36 576.90 35.46
16 207.10 144.70 62.40 612.71 576.68 36.03
17 222.00 161.20 60.80 611.93 577.32 34.61
18 197.40 147.10 50.30 612.59 576.35 36.24
19 201.90 151.20 50.70 612.51 576.38 36.13
20 214.10 164.20 49.90 612.15 577.03 35.12
21 203.80 153.50 50.30 612.46 576.43 36.03
22 203.30 153.10 50.20 612.24 576.40 35.84
23 205.60 156.10 49.50 612.00 576.56 35.44
24 210.10 160.90 49.20 612.06 576.71 35.35
AVG 219.97 154.64 65.33 612.26 577.26 35.00
MAX 250.10 164.20 90.10 612.78 578.74 36.24
MIN 197.40 144.70 48.50 611.44 576.35 33.25