US Army Corps of Engineers

Lower Granite Dam

Sunday May 18, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadLWSI Gage ElevationLWGW NavLock Elevation
1 81.50 12.10 69.00 733.29 633.82 99.47 734.35 634.88
2 81.50 12.10 69.00 733.26 633.69 99.57 734.33 634.94
3 81.20 12.10 68.70 733.25 633.62 99.63 734.31 634.70
4 75.70 12.10 63.20 733.29 633.41 99.88 734.29 634.70
5 75.70 12.20 63.20 733.29 633.46 99.83 734.27 634.59
6 75.70 12.20 63.10 733.29 633.57 99.72 734.26 634.83
7 75.50 12.00 63.10 733.29 633.54 99.75 734.24 634.77
8 75.50 12.10 63.10 733.20 633.61 99.59 734.23 634.78
9 75.60 12.10 63.10 733.22 633.53 99.69 734.21 634.84
10 75.60 12.20 63.10 733.19 633.56 99.63 734.21 634.81
11 75.50 12.10 63.10 733.18 633.63 99.55 734.19 634.84
12 74.00 12.20 59.70 733.22 633.47 99.75 734.18 634.64
13 71.80 12.00 59.40 733.22 633.52 99.70 734.17 634.72
14 71.80 12.10 59.40 733.18 633.56 99.62 734.17 634.70
15 71.90 12.10 59.40 733.34 633.54 99.80 734.17 634.74
16 72.00 12.00 59.50 733.37 633.39 99.98 734.17 634.61
17 72.10 12.10 59.60 733.46 633.64 99.82 734.17 634.74
18 72.30 12.10 59.70 733.54 633.56 99.98 734.18 634.71
19 72.40 12.20 59.80 733.61 633.48 100.13 734.19 634.64
20 72.40 12.00 60.00 733.72 633.53 100.19 734.21 634.69
21 73.00 12.10 60.50 733.84 633.54 100.30 734.24 634.89
22 81.50 12.20 68.90 733.83 633.62 100.21 734.27 635.03
23 81.50 12.10 69.00 733.86 633.68 100.18 734.30 635.08
24 81.50 12.10 69.00 733.86 633.72 100.14 734.33 635.01
AVG 75.72 12.11 63.15 733.41 633.57 99.84 734.24 634.79
MAX 81.50 12.20 69.00 733.86 633.82 100.30 734.35 635.08
MIN 71.80 12.00 59.40 733.18 633.39 99.47 734.17 634.59