US Army Corps of Engineers

Ice Harbor Dam

Sunday March 30, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 106.50 65.90 40.10 438.90 346.10 92.80 346.17
2 106.70 66.00 40.20 438.93 346.17 92.76 346.25
3 106.80 66.00 40.20 438.94 346.15 92.79 346.23
4 106.70 65.90 40.30 438.95 346.12 92.83 346.18
5 106.70 65.90 40.30 438.98 346.15 92.83 346.19
6 106.50 65.80 40.20 439.05 346.06 92.99 346.18
7 106.50 65.80 40.10 439.07 346.14 92.93 346.18
8 106.30 65.70 40.10 439.10 346.14 92.96 346.18
9 101.10 65.40 35.10 439.19 345.61 93.58 345.89
10 100.30 65.00 34.90 438.98 345.60 93.38 345.76
11 100.50 65.20 34.80 438.99 345.59 93.40 345.78
12 100.40 65.10 34.90 438.90 345.62 93.28 345.81
13 96.50 64.90 31.10 438.91 345.30 93.61 345.61
14 95.50 65.10 29.90 438.80 345.23 93.57 345.47
15 95.60 65.20 29.90 438.75 345.20 93.55 345.40
16 95.60 65.30 29.80 438.62 345.33 93.29 345.66
17 97.10 65.30 29.80 438.62 345.19 93.43 345.50
18 95.90 65.40 29.90 438.58 345.21 93.37 345.54
19 95.90 65.60 29.80 438.50 345.25 93.25 345.48
20 96.00 65.50 30.00 438.82 345.30 93.52 345.52
21 96.30 65.50 30.30 438.86 345.29 93.57 345.57
22 96.10 65.20 30.40 439.02 345.23 93.79 345.55
23 96.20 65.30 30.40 438.80 345.27 93.53 345.56
24 96.00 65.30 30.20 438.93 345.31 93.62 345.59
AVG 100.32 65.47 34.28 438.88 345.61 93.28 345.80
MAX 106.80 66.00 40.30 439.19 346.17 93.79 346.25
MIN 95.50 64.90 29.80 438.50 345.19 92.76 345.40