US Army Corps of Engineers

Rock Island Dam

Monday September 1, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 70.50 70.50 0.00 612.24 570.29 41.95
2 63.60 63.60 0.00 612.32 571.32 41.00
3 72.30 72.30 0.00 612.19 571.03 41.16
4 79.40 79.40 0.00 612.34 570.94 41.40
5 81.80 81.80 0.00 612.29 571.08 41.21
6 83.80 83.80 0.00 612.40 571.51 40.89
7 87.70 77.40 10.30 612.14 571.84 40.30
8 100.30 100.30 0.00 612.10 572.53 39.57
9 104.00 90.50 13.50 611.69 572.78 38.91
10 109.20 109.20 0.00 611.87 572.22 39.65
11 106.10 106.10 0.00 612.07 571.75 40.32
12 88.10 88.10 0.00 612.15 572.02 40.13
13 85.50 85.50 0.00 611.65 571.81 39.84
14 89.30 89.30 0.00 611.16 571.67 39.49
15 88.10 88.10 0.00 611.20 571.89 39.31
16 81.40 81.40 0.00 611.40 571.70 39.70
17 82.20 82.20 0.00 611.32 571.67 39.65
18 99.80 99.80 0.00 611.15 572.53 38.62
19 98.50 98.50 0.00 611.95 571.70 40.25
20 137.90 137.90 0.00 610.81 573.84 36.97
21 111.80 111.80 0.00 611.58 571.05 40.53
22 88.10 88.10 0.00 611.81 569.96 41.85
23 86.30 86.30 0.00 611.41 571.02 40.39
24 68.70 68.70 0.00 611.82 569.75 42.07
AVG 90.18 89.19 0.99 611.79 571.58 40.22
MAX 137.90 137.90 13.50 612.40 573.84 42.07
MIN 63.60 63.60 0.00 610.81 569.75 36.97
BUILDING STRONG®