US Army Corps of Engineers

Rock Island Dam

Friday August 18, 2023

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 140.30 140.30 0.00 612.71 573.00 39.71
2 106.30 106.30 0.00 612.49 573.10 39.39
3 100.10 100.10 0.00 612.49 572.08 40.41
4 88.10 88.10 0.00 612.04 573.72 38.32
5 141.00 141.00 0.00 611.99 573.78 38.21
6 86.20 36.90 49.30 611.70 571.70 40.00
7 71.20 63.20 8.00 612.20 573.16 39.04
8 133.70 133.70 0.00 612.28 574.14 38.14
9 135.60 135.60 0.00 612.18 573.94 38.24
10 142.20 142.20 0.00 612.14 573.72 38.42
11 141.50 141.50 0.00 611.96 574.43 37.53
12 151.80 151.80 0.00 611.69 574.32 37.37
13 147.90 147.90 0.00 611.62 573.53 38.09
14 121.90 121.90 0.00 611.87 573.49 38.38
15 121.20 121.20 0.00 611.56 573.11 38.45
16 112.30 112.30 0.00 611.96 572.51 39.45
17 105.10 105.10 0.00 611.80 573.05 38.75
18 120.10 120.10 0.00 611.96 573.11 38.85
19 123.40 123.40 0.00 611.93 573.57 38.36
20 123.90 123.90 0.00 612.01 573.48 38.53
21 140.90 140.90 0.00 611.86 573.97 37.89
22 149.20 149.20 0.00 611.91 574.14 37.77
23 164.50 164.50 0.00 611.19 574.70 36.49
24 117.30 117.30 0.00 611.95 571.91 40.04
AVG 124.40 122.02 2.39 611.98 573.40 38.58
MAX 164.50 164.50 49.30 612.71 574.70 40.41
MIN 71.20 36.90 0.00 611.19 571.70 36.49
BUILDING STRONG®