US Army Corps of Engineers

Lower Monumental Dam

Sunday June 29, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadNav Lock Tailwater Elevation
1 36.90 18.00 16.90 538.07 438.03 100.04 437.70
2 34.60 17.20 16.80 537.97 438.06 99.91 437.84
3 34.90 17.30 17.00 538.06 438.10 99.96 437.86
4 34.80 17.30 17.00 537.98 437.99 99.99 437.61
5 34.80 17.30 17.00 538.09 438.00 100.09 437.68
6 34.80 17.20 17.00 538.03 437.98 100.05 437.68
7 34.80 17.20 17.00 538.09 437.95 100.14 437.56
8 35.10 17.60 16.90 538.07 437.98 100.09 437.62
9 35.40 17.70 17.10 538.09 437.94 100.15 437.62
10 35.70 18.00 17.00 538.08 438.00 100.08 437.68
11 35.60 18.00 17.00 538.08 437.94 100.14 437.54
12 35.80 18.20 17.00 538.09 437.95 100.14 437.61
13 36.10 18.50 17.00 538.06 437.88 100.18 437.60
14 36.30 18.70 17.00 538.09 437.91 100.18 437.54
15 36.70 19.10 17.00 538.01 438.02 99.99 437.85
16 42.30 24.70 17.00 538.04 438.09 99.95 437.76
17 43.90 24.80 17.00 537.92 438.16 99.76 437.77
18 42.60 25.00 17.00 538.01 438.19 99.82 437.95
19 42.70 25.10 17.00 537.98 438.22 99.76 438.02
20 42.10 24.70 16.90 537.89 438.22 99.67 437.89
21 42.00 24.50 16.90 537.98 438.26 99.72 438.04
22 33.70 16.10 16.90 538.06 437.86 100.20 437.61
23 29.80 12.50 16.70 537.77 437.90 99.87 437.77
24 29.70 12.40 16.70 537.93 437.98 99.95 437.73
AVG 36.71 19.05 16.95 538.02 438.03 99.99 437.73
MAX 43.90 25.10 17.10 538.09 438.26 100.20 438.04
MIN 29.70 12.40 16.70 537.77 437.86 99.67 437.54