US Army Corps of Engineers

Lower Monumental Dam

Saturday July 5, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 30.20 12.80 16.80 537.85 438.15 99.70 438.09
2 30.40 12.80 17.00 537.82 438.19 99.63 438.00
3 30.40 12.90 16.90 537.74 438.25 99.49 438.14
4 30.40 12.90 16.90 537.68 438.34 99.34 438.30
5 30.50 12.90 17.00 537.64 438.30 99.34 438.22
6 30.10 12.70 16.90 537.54 438.41 99.13 438.46
7 30.00 12.60 16.80 537.51 438.45 99.06 438.43
8 30.10 12.70 16.80 537.44 438.32 99.12 438.28
9 30.20 12.90 16.80 537.40 438.35 99.05 438.26
10 30.40 12.90 16.90 537.61 438.27 99.34 438.20
11 30.50 12.90 17.00 537.57 438.25 99.32 438.26
12 33.30 15.70 17.00 537.69 438.35 99.34 438.30
13 34.20 16.50 17.10 537.67 438.26 99.41 438.06
14 34.70 17.00 17.10 537.72 438.31 99.41 438.14
15 34.90 17.20 17.20 537.74 438.26 99.48 438.16
16 35.80 18.00 17.30 537.70 438.26 99.44 438.01
17 36.00 18.00 17.40 537.74 438.26 99.48 438.10
18 36.00 18.00 17.40 537.72 438.24 99.48 438.08
19 35.60 18.10 16.80 537.76 438.22 99.54 438.02
20 35.10 17.90 16.60 537.77 438.16 99.61 437.92
21 30.20 13.00 16.70 537.86 438.02 99.84 437.84
22 30.00 12.70 16.70 537.61 438.20 99.41
23
24
AVG 32.23 14.69 16.96 537.67 438.26 99.41 438.16
MAX 36.00 18.10 17.40 537.86 438.45 99.84 438.46
MIN 30.00 12.60 16.60 537.40 438.02 99.05 437.84