US Army Corps of Engineers

Lower Granite Dam

Wednesday April 2, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadLWSI Gage ElevationLWGW NavLock Elevation
1 69.90 63.20 6.30 733.68 633.52 100.16 734.28 634.17
2 62.10 55.40 6.30 733.72 633.86 99.86 734.24 634.53
3 62.00 55.30 6.40 733.86 634.01 99.85 734.26 634.64
4 70.10 63.20 6.50 733.92 634.27 99.65 734.30 634.91
5 88.90 82.10 6.40 733.75 634.86 98.89 734.34 635.48
6 90.50 83.80 6.30 733.68 634.78 98.90 734.36 635.42
7 90.20 83.60 6.20 733.51 634.60 98.91 734.30 635.17
8 88.70 82.20 6.00 733.38 634.58 98.80 734.24 635.11
9 71.40 64.90 6.10 733.51 633.74 99.77 734.16 634.34
10 70.20 63.70 6.10 733.45 634.28 99.17 734.09 634.84
11 70.60 64.10 6.00 733.53 634.13 99.40 734.09 634.72
12 60.50 53.80 6.20 733.75 633.50 100.25 734.09 634.12
13 59.60 52.90 6.40 733.84 633.85 99.99 734.10 634.54
14 48.70 41.80 6.50 734.09 633.46 100.63 734.18 634.13
15 48.90 41.70 6.80 734.34 633.54 100.80 734.28 634.22
16 52.10 44.70 7.00 734.54 634.00 100.54 734.41 634.72
17 66.60 59.00 7.10 734.55 634.34 100.21 734.57 635.10
18 90.90 83.40 7.10 734.41 635.22 99.19 734.70 635.94
19 91.90 84.50 7.00 734.35 634.98 99.37 734.77 635.69
20 91.60 84.30 6.80 734.12 634.99 99.13 734.76 635.65
21 91.60 84.60 6.60 733.92 635.18 98.74 734.74 635.86
22 91.70 84.90 6.40 733.75 635.09 98.66 734.67 635.72
23 91.80 85.10 6.30 733.57 635.16 98.41 734.55 635.81
24 92.30 82.40 7.70 733.42 634.10 99.32 734.55 635.66
AVG 75.53 68.53 6.52 733.86 634.33 99.52 734.38 635.02
MAX 92.30 85.10 7.70 734.55 635.22 100.80 734.77 635.94
MIN 48.70 41.70 6.00 733.38 633.46 98.41 734.09 634.12