US Army Corps of Engineers

Lower Monumental Dam

Tuesday April 29, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 72.70 12.30 59.70 537.94 438.97 98.97 439.56
2 72.80 12.20 59.90 538.07 438.93 99.14 439.49
3 72.80 12.30 59.80 537.96 438.87 99.09 439.14
4 73.30 12.30 60.30 537.94 439.09 98.85 439.69
5 77.10 12.30 64.10 537.66 439.06 98.60 439.76
6 77.10 12.30 64.10 537.91 439.02 98.89 439.65
7 76.80 12.20 64.00 537.86 439.06 98.80 439.79
8 76.80 12.30 63.80 537.88 439.03 98.85 439.64
9 76.80 12.30 63.80 537.87 439.05 98.82 439.78
10 76.70 12.20 63.80 537.85 439.07 98.78 439.72
11 77.00 12.40 63.90 537.84 439.31 98.53 440.04
12 76.90 12.30 63.90 537.86 439.05 98.81 439.76
13 84.90 12.40 71.80 537.80 439.35 98.45 439.98
14 86.30 12.30 73.30 537.78 439.31 98.47 440.01
15 87.20 12.30 74.10 537.64 439.39 98.25 440.11
16 88.30 12.40 75.20 537.75 439.62 98.13 440.58
17 69.60 47.80 21.10 537.65 439.68 97.97 440.16
18 59.80 27.90 31.20 538.16 438.50 99.66 439.51
19 86.50 16.80 69.00 537.79 439.24 98.55 440.07
20 82.20 12.40 69.20 538.21 439.40 98.81 440.24
21 82.30 12.40 69.20 537.95 439.31 98.64 440.05
22 82.10 12.30 69.10 537.98 439.12 98.86 439.86
23 82.10 12.30 69.10 537.93 439.10 98.83 439.85
24 82.00 12.30 69.00 537.94 439.10 98.84 439.80
AVG 78.34 14.62 63.02 537.88 439.15 98.73 439.85
MAX 88.30 47.80 75.20 538.21 439.68 99.66 440.58
MIN 59.80 12.20 21.10 537.64 438.50 97.97 439.14