US Army Corps of Engineers

Ice Harbor Dam

Saturday October 25, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 13.20 12.70 0.00 439.21 338.86 100.35 338.99
2 13.10 12.60 0.00 439.02 338.80 100.22 338.89
3 13.20 12.70 0.00 438.96 338.79 100.17 338.96
4 13.10 12.60 0.00 439.05 338.88 100.17 339.03
5 13.50 12.60 0.40 439.10 338.70 100.40 339.37
6 25.30 12.60 9.20 438.93 338.95 99.98 339.75
7 22.50 12.70 9.40 439.02 338.87 100.15 339.73
8 24.00 12.60 9.40 438.88 338.81 100.07 339.58
9 22.00 12.60 8.90 439.05 338.72 100.33 339.00
10 13.10 12.60 0.00 439.14 338.87 100.27 338.98
11 13.10 12.60 0.00 438.99 339.01 99.98 339.21
12 13.10 12.60 0.00 439.36 339.10 100.26 339.21
13 14.60 12.60 0.00 439.09 339.23 99.86 339.39
14 13.10 12.60 0.00 438.99 339.41 99.58 339.45
15 13.10 12.60 0.00 439.07 339.40 99.67 339.52
16 13.10 12.60 0.00 439.12 339.33 99.79 339.48
17 13.10 12.60 0.00 439.13 339.35 99.78 339.50
18 13.10 12.60 0.00 439.06 339.39 99.67 339.53
19 13.10 12.60 0.00 439.13 339.35 99.78 339.40
20 13.10 12.60 0.00 439.05 339.29 99.76 339.39
21 13.10 12.60 0.00 439.01 339.45 99.56 339.55
22 13.20 12.70 0.00 438.99 339.22 99.77 339.33
23 13.10 12.60 0.00 439.07 339.28 99.79 339.36
24 13.10 12.60 0.00 439.06 339.19 99.87 339.23
AVG 14.92 12.62 1.55 439.06 339.09 99.97 339.33
MAX 25.30 12.70 9.40 439.36 339.45 100.40 339.75
MIN 13.10 12.60 0.00 438.88 338.70 99.56 338.89
BUILDING STRONG®