US Army Corps of Engineers

Lower Granite Dam

Friday June 28, 2024

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadLWSI Gage ElevationLWGW NavLock Elevation
1 30.40 12.40 17.60 733.39 633.34 100.05 733.80 633.99
2 30.40 12.40 17.60 733.52 633.47 100.05 733.79 634.01
3 30.60 12.40 17.80 733.63 633.37 100.26 733.80 633.94
4 30.20 12.00 17.90 733.67 633.51 100.16 733.81 634.10
5 29.70 11.50 17.80 733.79 633.44 100.35 733.84 634.00
6 31.80 11.70 18.00 733.88 633.59 100.29 733.87 634.21
7 35.00 16.60 18.00 733.87 633.77 100.10 733.90 634.42
8 35.90 17.40 18.10 733.91 633.43 100.48 733.92 634.20
9 36.00 17.50 18.20 734.00 633.40 100.60 733.95 634.14
10 36.10 17.50 18.30 734.02 633.48 100.54 733.98 634.19
11 37.00 18.30 18.30 734.00 633.56 100.44 734.01 634.34
12 45.00 26.30 18.30 734.01 633.51 100.50 734.05 634.27
13 45.30 26.60 18.30 734.01 633.50 100.51 734.07 634.17
14 45.40 26.70 18.30 733.95 633.50 100.45 734.08 634.15
15 45.60 26.80 18.30 733.86 633.61 100.25 734.10 634.29
16 45.70 27.00 18.30 733.80 633.54 100.26 734.10 634.22
17 51.30 31.10 18.10 733.73 634.45 99.28 734.10 634.78
18 49.70 31.30 18.00 733.63 633.69 99.94 734.09 634.45
19 49.70 31.30 18.00 733.53 633.59 99.94 734.07 634.42
20 47.40 29.10 17.90 733.44 633.87 99.57 734.04 634.64
21 42.90 24.70 17.80 733.42 633.57 99.85 734.03 634.14
22 41.40 23.20 17.80 733.36 633.64 99.72 733.99 634.34
23 41.60 23.50 17.70 733.31 633.84 99.47 733.96 634.47
24 35.40 17.20 17.80 733.42 633.28 100.14 733.95 634.09
AVG 39.56 21.02 18.01 733.71 633.58 100.13 733.97 634.25
MAX 51.30 31.30 18.30 734.02 634.45 100.60 734.10 634.78
MIN 29.70 11.50 17.60 733.31 633.28 99.28 733.79 633.94
BUILDING STRONG®