US Army Corps of Engineers

Rock Island Dam

Sunday June 29, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 142.80 121.90 20.90 612.10 570.83 41.27
2 128.10 107.20 20.90 612.12 570.18 41.94
3 95.30 74.40 20.90 612.00 569.02 42.98
4 75.60 55.00 20.60 611.88 568.40 43.48
5 80.20 59.90 20.30 611.73 568.69 43.04
6 70.90 50.30 20.60 611.91 568.19 43.72
7 66.90 46.30 20.60 611.76 567.69 44.07
8 72.60 52.50 20.10 611.60 568.13 43.47
9 73.60 53.20 20.40 612.02 568.15 43.87
10 70.00 56.70 13.30 612.05 567.93 44.12
11 67.70 54.40 13.30 611.92 567.99 43.93
12 65.80 52.70 13.10 611.73 567.88 43.85
13 61.50 48.50 13.00 611.55 567.73 43.82
14 69.20 56.60 12.60 611.20 567.91 43.29
15 70.50 58.10 12.40 611.03 568.00 43.03
16 66.80 54.40 12.40 611.08 567.35 43.73
17 62.40 49.70 12.70 611.26 567.12 44.14
18 59.80 42.30 17.50 611.56 567.05 44.51
19 87.30 69.70 17.60 611.30 568.62 42.68
20 119.10 98.30 20.80 611.59 569.38 42.21
21 129.20 107.60 21.60 612.23 569.58 42.65
22 133.80 111.80 22.00 612.21 569.56 42.65
23 139.80 118.40 21.40 611.93 569.89 42.04
24 137.40 115.20 22.20 612.11 570.72 41.39
AVG 89.43 71.46 17.97 611.74 568.58 43.16
MAX 142.80 121.90 22.20 612.23 570.83 44.51
MIN 59.80 42.30 12.40 611.03 567.05 41.27