US Army Corps of Engineers

Ice Harbor Dam

Wednesday April 2, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 91.20 66.40 24.30 438.82 345.04 93.78 345.44
2 91.00 66.40 24.10 438.60 345.01 93.59 345.40
3 90.10 66.40 23.20 438.35 344.92 93.43 345.09
4 75.40 66.40 8.50 438.27 344.16 94.11 344.39
5 75.20 66.30 8.30 438.27 344.13 94.14 344.25
6 75.50 66.50 8.50 438.59 344.13 94.46 344.33
7 75.60 66.30 8.80 438.62 344.16 94.46 344.24
8 75.60 66.20 8.90 438.78 344.12 94.66 344.26
9 75.60 66.00 9.10 438.95 344.12 94.83 344.24
10 77.00 65.80 9.20 439.14 344.24 94.90 344.29
11 75.40 65.80 9.10 438.78 344.32 94.46 344.39
12 75.70 66.10 9.10 438.84 344.39 94.45 344.47
13 77.00 65.90 9.10 438.73 344.19 94.54 344.28
14 76.80 66.00 8.80 438.45 344.19 94.26 344.29
15 75.20 66.10 8.60 438.35 344.14 94.21 344.28
16 75.10 66.20 8.40 438.08 344.15 93.93 344.31
17 75.00 66.20 8.30 438.09 344.15 93.94 344.33
18 76.40 66.30 8.10 437.92 344.39 93.53 344.59
19 74.60 66.20 7.90 437.75 344.15 93.60 344.31
20 76.00 66.30 7.80 437.56 344.17 93.39 344.26
21 74.70 66.40 7.70 437.81 344.11 93.70 344.40
22 74.80 66.40 7.90 437.72 344.16 93.56 344.27
23 74.60 66.30 7.90 437.74 344.06 93.68 344.30
24 73.30 64.60 8.20 438.21 343.16 95.05 343.46
AVG 77.37 66.15 10.41 438.35 344.24 94.11 344.41
MAX 91.20 66.50 24.30 439.14 345.04 95.05 345.44
MIN 73.30 64.60 7.70 437.56 343.16 93.39 343.46