US Army Corps of Engineers

Lower Monumental Dam

Friday May 16, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 91.80 12.70 77.10 537.67 439.31 98.36 440.09
2 90.40 12.70 77.10 537.67 439.30 98.37 440.05
3 90.40 12.70 77.10 537.84 439.30 98.54 440.06
4 90.40 12.70 77.10 537.74 439.28 98.46 439.91
5 90.50 12.80 77.20 538.01 439.28 98.73 440.00
6 90.20 12.60 77.00 537.62 439.29 98.33 439.88
7 90.30 12.70 77.00 537.63 439.26 98.37 440.09
8 90.30 12.80 76.90 537.59 439.24 98.35 439.98
9 91.80 12.80 76.90 537.61 439.31 98.30 440.07
10 90.20 12.70 76.90 537.47 439.28 98.19 440.01
11 90.10 12.70 76.80 537.45 439.28 98.17 440.01
12 90.50 12.80 77.10 537.43 439.31 98.12 440.05
13 87.70 12.80 74.30 537.65 439.03 98.62 439.59
14 77.20 12.60 64.00 537.26 438.94 98.32 439.54
15 77.30 12.60 64.10 537.34 439.08 98.26 439.74
16 77.30 12.80 64.00 537.23 438.97 98.26 439.55
17 75.20 12.70 61.90 537.36 438.89 98.47 439.43
18 73.30 12.90 58.30 537.48 438.57 98.91 438.62
19 56.20 33.30 20.80 537.48 439.31 98.17 439.81
20 61.70 27.90 33.20 537.92 438.39 99.53 437.78
21 66.60 18.30 47.70 537.52 438.77 98.75 439.03
22 76.40 12.70 63.10 537.93 439.18 98.75 439.82
23 76.70 12.70 63.40 537.74 438.68 99.06 439.17
24 76.50 12.60 63.30 537.73 438.97 98.76 439.58
AVG 82.04 14.44 66.76 537.60 439.09 98.51 439.66
MAX 91.80 33.30 77.20 538.01 439.31 99.53 440.09
MIN 56.20 12.60 20.80 537.23 438.39 98.12 437.78