US Army Corps of Engineers

Lower Monumental Dam

Tuesday March 10, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 28.10 27.80 0.00 538.60 439.32 99.28 439.31
2 26.90 26.60 0.00 538.42 439.34 99.08 439.32
3 27.10 26.80 0.00 538.60 439.10 99.50
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
AVG 27.37 27.07 0.00 538.54 439.25 99.29 439.32
MAX 28.10 27.80 0.00 538.60 439.34 99.50 439.32
MIN 26.90 26.60 0.00 538.42 439.10 99.08 439.31