US Army Corps of Engineers

Lower Monumental Dam

Wednesday May 7, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 70.00 12.20 57.30 538.07 438.81 99.26 439.16
2 70.20 12.20 57.40 538.07 438.83 99.24 439.18
3 70.10 12.20 57.30 538.21 438.73 99.48 439.00
4 70.10 12.10 57.40 538.21 438.73 99.48 439.07
5 70.10 12.20 57.30 538.24 438.67 99.57 438.94
6 69.90 12.10 57.20 538.47 438.62 99.85 438.97
7 79.80 12.30 66.90 538.32 438.80 99.52 439.39
8 79.90 12.30 67.10 538.44 438.86 99.58 439.15
9 79.90 12.20 67.10 538.39 438.84 99.55 439.17
10 81.30 12.20 67.00 538.42 438.91 99.51 439.25
11 79.80 12.20 67.10 538.41 438.94 99.47 439.38
12 85.60 12.40 72.60 538.36 439.10 99.26 439.70
13 86.00 12.30 73.10 538.24 439.14 99.10 439.87
14 85.90 12.20 73.10 538.49 439.21 99.28 439.97
15 85.90 12.30 73.10 538.32 439.17 99.15 439.85
16 85.80 12.20 73.00 538.44 439.22 99.22 439.73
17 87.60 12.20 74.80 538.27 439.27 99.00 440.08
18 89.10 12.20 76.30 538.26 439.26 99.00 440.06
19 80.50 37.70 40.60 538.27 439.51 98.76 440.20
20 70.10 25.60 43.90 538.38 439.07 99.31 439.92
21 80.20 12.40 67.20 538.67 439.44 99.23 440.20
22 80.30 12.30 67.40 538.54 439.42 99.12 440.23
23 80.20 12.40 67.20 538.51 439.26 99.25 439.96
24 81.50 12.20 67.20 538.61 439.25 99.36 439.73
AVG 79.16 13.86 64.53 538.36 439.04 99.31 439.59
MAX 89.10 37.70 76.30 538.67 439.51 99.85 440.23
MIN 69.90 12.10 40.60 538.07 438.62 98.76 438.94