US Army Corps of Engineers

Rock Island Dam

Saturday June 25, 2022

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 285.90 144.80141.10 612.35 580.71 31.64
2 288.10 144.20143.90 612.77 580.90 31.87
3 304.60 144.10160.50 612.62 580.73 31.89
4 280.90 142.00138.90 612.82 580.30 32.52
5 279.80 141.00138.80 612.70 580.20 32.50
6 281.00 142.80138.20 612.60 580.27 32.33
7 279.50 141.50138.00 612.56 580.16 32.40
8 279.00 141.60137.40 612.41 579.89 32.52
9 279.00 143.10135.90 612.15 580.11 32.04
10 280.40 145.10135.30 612.07 580.28 31.79
11 280.70 145.20135.50 612.15 580.25 31.90
12 280.00 144.40135.60 612.41 580.22 32.19
13 278.80 141.00137.80 612.78 580.19 32.59
14 307.30 141.50165.80 611.85 581.54 30.31
15 307.10 140.90166.20 611.92 581.31 30.61
16 310.00 141.40168.60 612.06 581.25 30.81
17 310.00 141.30168.70 612.01 581.16 30.85
18 300.50 143.50157.00 612.15 580.93 31.22
19 300.60 143.60157.00 611.98 580.87 31.11
20 299.90 143.60156.30 612.08 580.93 31.15
21 294.20 142.90151.30 612.02 580.81 31.21
22 285.40 142.40143.00 611.70 580.63 31.07
23 278.00 141.10136.90 611.83 580.49 31.34
24 277.10 139.40137.70 612.20 580.01 32.19
AVG 289.49 142.60146.89 612.26 580.59 31.67
MAX 310.00 145.20168.70 612.82 581.54 32.59
MIN 277.10 139.40135.30 611.70 579.89 30.31