US Army Corps of Engineers

Lower Granite Dam

Friday April 4, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadLWSI Gage ElevationLWGW NavLock Elevation
1 73.90 12.00 61.60 733.94 633.24 100.70 734.33 634.43
2 73.90 12.00 61.60 733.94 633.31 100.63 734.34 634.55
3 73.90 11.90 61.60 733.92 633.28 100.64 734.34 634.53
4 73.90 12.00 61.50 733.90 633.29 100.61 734.34 634.37
5 74.00 12.10 61.50 733.90 633.24 100.66 734.34 634.56
6 73.90 12.10 61.50 733.88 633.31 100.57 734.33 634.47
7 73.90 12.10 61.40 733.84 633.30 100.54 734.32 634.47
8 73.70 11.90 61.40 733.84 633.29 100.55 734.31 634.53
9 73.80 12.00 61.40 733.82 633.30 100.52 734.29 634.50
10 73.50 12.00 61.10 733.82 633.17 100.65 734.29 634.48
11 70.50 12.20 57.90 733.84 633.22 100.62 734.27 634.47
12 70.50 12.10 57.90 733.81 633.23 100.58 734.26 634.42
13 70.30 12.00 57.90 733.82 633.19 100.63 734.26 634.53
14 70.30 12.00 57.90 733.84 633.27 100.57 734.27 634.54
15 70.50 12.20 57.90 733.84 633.27 100.57 734.27 634.62
16 70.30 12.00 57.90 733.84 633.34 100.50 734.27 634.56
17 70.40 12.10 57.90 733.86 633.32 100.54 734.30 634.65
18 70.50 12.20 57.90 733.87 633.37 100.50 734.29 634.71
19 70.60 12.20 58.00 733.88 633.40 100.48 734.31 634.62
20 70.50 12.20 57.90 733.92 633.37 100.55 734.31 634.66
21 72.10 12.10 57.90 733.88 633.35 100.53 734.33 634.65
22 70.40 12.00 58.00 733.91 633.37 100.54 734.32 634.58
23 70.40 12.00 58.00 733.90 633.30 100.60 734.34 634.62
24 70.50 12.00 58.10 733.92 633.35 100.57 734.34 634.60
AVG 71.92 12.06 59.40 733.87 633.30 100.58 734.31 634.55
MAX 74.00 12.20 61.60 733.94 633.40 100.70 734.34 634.71
MIN 70.30 11.90 57.90 733.81 633.17 100.48 734.26 634.37