US Army Corps of Engineers

Ice Harbor Dam

Friday May 16, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 97.80 12.90 82.90 437.90 344.44 93.46 345.20
2 96.30 12.90 82.90 437.96 344.50 93.46 345.04
3 96.30 12.90 82.90 437.96 344.43 93.53 345.12
4 96.40 12.90 82.90 437.98 344.48 93.50 345.23
5 96.40 13.00 82.90 437.95 344.43 93.52 345.12
6 96.30 12.90 82.90 438.04 344.50 93.54 345.19
7 96.30 13.00 82.80 437.98 344.41 93.57 345.04
8 96.20 13.00 82.70 437.97 344.46 93.51 345.03
9 95.10 13.00 80.10 437.97 344.32 93.65 344.88
10 93.50 13.00 80.00 437.98 344.26 93.72 344.85
11 93.50 13.00 80.00 437.99 344.34 93.65 344.91
12 93.60 13.10 80.10 437.99 344.35 93.64 345.01
13 91.90 13.10 78.30 438.12 343.80 94.32 344.46
14 82.60 13.00 69.10 438.20 343.48 94.72 344.12
15 82.20 12.90 68.70 438.00 343.46 94.54 344.04
16 83.80 12.90 68.90 438.11 343.55 94.56 344.14
17 79.70 12.90 66.20 438.12 342.95 95.17 343.68
18 75.40 12.90 62.00 438.14 342.81 95.33 343.53
19 69.10 12.80 55.80 438.33 342.06 96.27 342.86
20 64.80 12.70 51.60 438.33 341.93 96.40 342.79
21 65.10 12.60 52.00 437.92 341.88 96.04 342.76
22 80.40 12.90 65.50 438.04 343.65 94.39 344.29
23 85.40 12.90 72.00 438.05 343.78 94.27 344.43
24 85.20 12.90 71.80 437.81 343.77 94.04 344.43
AVG 87.22 12.92 73.54 438.04 343.75 94.28 344.42
MAX 97.80 13.10 82.90 438.33 344.50 96.40 345.23
MIN 64.80 12.60 51.60 437.81 341.88 93.46 342.76