US Army Corps of Engineers

Lower Monumental Dam

Monday November 3, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 13.50 12.90 0.00 538.85 438.99 99.86 438.66
2 13.30 12.70 0.00 538.49 439.06 99.43 438.78
3 13.40 12.80 0.00 538.77 438.88 99.89 438.47
4 13.40 12.80 0.00 538.55 439.10 99.45 438.87
5 13.50 12.80 0.10 538.78 439.13 99.65 438.93
6 21.50 12.70 8.30 538.72 438.50 100.22 438.99
7 21.80 13.10 8.10 538.65 438.59 100.06 439.05
8 35.20 26.20 8.40 538.94 439.14 99.80 439.58
9 35.30 26.60 8.20 538.70 438.91 99.79 438.75
10 27.20 26.50 0.00 538.75 439.25 99.50 439.16
11 14.10 13.50 0.00 538.42 439.07 99.35 438.91
12 13.40 12.80 0.00 538.66 438.93 99.73 438.67
13 13.40 12.80 0.00 538.54 439.01 99.53 438.77
14 13.40 12.80 0.00 538.62 439.01 99.61 438.79
15 13.50 12.90 0.00 538.56 439.17 99.39 438.99
16 14.30 13.70 0.00 538.48 439.21 99.27 439.12
17 27.40 26.80 0.00 538.52 439.33 99.19 439.34
18 27.20 26.60 0.00 538.65 439.23 99.42 439.13
19 27.30 26.70 0.00 538.57 439.42 99.15 439.43
20 27.30 26.70 0.00 538.68 439.26 99.42 439.18
21 27.20 26.60 0.00 538.65 439.16 99.49 439.09
22 14.40 13.80 0.00 538.86 439.11 99.75 438.94
23 13.90 13.30 0.00 538.56 439.01 99.55 438.75
24 13.80 13.20 0.00 538.83 438.99 99.84 438.72
AVG 19.53 17.55 1.38 538.66 439.06 99.60 438.96
MAX 35.30 26.80 8.40 538.94 439.42 100.22 439.58
MIN 13.30 12.70 0.00 538.42 438.50 99.15 438.47
BUILDING STRONG®