US Army Corps of Engineers

Lower Monumental Dam

Friday April 11, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 75.50 12.70 62.10 537.35 438.99 98.36 439.48
2 75.50 12.70 62.00 537.37 438.93 98.44 439.52
3 75.40 12.70 62.00 537.34 438.93 98.41 439.37
4 75.40 12.80 61.90 537.41 438.97 98.44 439.53
5 75.50 12.80 62.00 537.45 438.90 98.55 439.38
6 75.50 12.80 61.90 537.42 438.89 98.53 439.41
7 75.30 12.70 61.90 537.46 438.89 98.57 439.27
8 75.30 12.70 61.90 537.44 438.89 98.55 439.24
9 75.50 12.70 62.10 537.49 438.88 98.61 439.50
10 75.50 12.60 62.20 537.48 438.85 98.63 439.42
11 75.70 12.70 62.30 537.51 438.82 98.69 439.36
12 75.80 12.70 62.40 537.52 438.85 98.67 439.35
13 75.80 12.70 62.40 537.53 438.81 98.72 439.38
14 73.60 12.60 60.20 537.54 438.74 98.80 439.20
15 73.60 12.60 60.30 537.54 438.76 98.78 439.28
16 73.90 12.70 60.50 537.60 438.71 98.89 439.08
17 74.10 12.90 60.50 537.59 438.69 98.90 439.01
18 74.00 12.90 60.40 537.63 438.69 98.94 439.05
19 73.60 12.70 60.20 537.64 438.69 98.95 439.08
20 73.40 12.60 60.20 537.67 438.68 98.99 439.11
21 73.50 12.60 60.20 537.70 438.67 99.03 439.14
22 73.60 12.80 60.20 537.73 438.59 99.14 439.11
23 73.40 12.50 60.10 537.75 438.65 99.10 438.83
24 73.40 12.60 60.00 537.75 438.66 99.09 439.03
AVG 74.66 12.70 61.25 537.54 438.80 98.74 439.26
MAX 75.80 12.90 62.40 537.75 438.99 99.14 439.53
MIN 73.40 12.50 60.00 537.34 438.59 98.36 438.83