US Army Corps of Engineers

Lower Monumental Dam

Sunday November 2, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 13.20 12.60 0.00 538.48 439.09 99.39 438.88
2 13.20 12.60 0.00 538.48 439.05 99.43 438.82
3 13.20 12.60 0.00 538.46 439.01 99.45 438.75
4 13.10 12.50 0.00 538.52 439.14 99.38 439.00
5 13.20 12.60 0.10 538.51 439.15 99.36 439.04
6 21.60 13.00 8.00 538.57 438.65 99.92 439.12
7 21.20 12.50 8.00 538.54 438.54 100.00 438.94
8 21.10 12.50 8.00 538.52 438.74 99.78 439.28
9 21.20 12.60 8.00 538.57 438.66 99.91 438.62
10 13.20 12.60 0.10 538.41 439.05 99.36 438.80
11 14.80 12.70 0.00 538.45 439.14 99.31 439.02
12 13.20 12.60 0.00 538.60 438.82 99.78 438.48
13 13.20 12.60 0.00 538.45 439.10 99.35 438.91
14 13.20 12.60 0.00 538.60 439.12 99.48 438.90
15 13.20 12.60 0.00 538.46 439.09 99.37 438.85
16 13.30 12.70 0.00 538.64 439.32 99.32 439.27
17 13.90 13.30 0.00 538.34 439.17 99.17 439.14
18 29.10 27.00 0.00 538.50 439.37 99.13 439.37
19 27.10 26.50 0.00 538.65 439.17 99.48 439.01
20 27.10 26.50 0.00 538.51 439.35 99.16 439.32
21 27.10 26.50 0.00 538.73 439.26 99.47 439.17
22 26.90 26.30 0.00 538.61 439.06 99.55 438.93
23 18.10 17.50 0.00 538.79 439.15 99.64 438.95
24 19.30 17.20 0.00 538.45 438.92 99.53 438.59
AVG 18.07 15.95 1.34 538.53 439.05 99.49 438.97
MAX 29.10 27.00 8.00 538.79 439.37 100.00 439.37
MIN 13.10 12.50 0.00 538.34 438.54 99.13 438.48
BUILDING STRONG®