US Army Corps of Engineers

Lower Monumental Dam

Friday October 2, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 14.60 12.50 0.00 538.80 438.48 100.32 438.44
2 13.10 12.50 0.00 538.75 438.52 100.23 438.46
3 13.10 12.50 0.00 538.79 438.60 100.19 438.66
4 13.10 12.50 0.00 538.82 438.38 100.44 438.29
5 13.10 12.50 0.00 538.79 438.49 100.30
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
AVG 13.40 12.50 0.00 538.79 438.49 100.30 438.47
MAX 14.60 12.50 0.00 538.82 438.60 100.44 438.66
MIN 13.10 12.50 0.00 538.75 438.38 100.19 438.29