US Army Corps of Engineers

Lower Granite Dam

Monday May 12, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadLWSI Gage ElevationLWGW NavLock Elevation
1 115.60 30.90 84.30 733.47 634.42 99.05 734.56 635.64
2 115.40 30.80 84.30 733.51 634.72 98.79 734.55 635.55
3 115.60 30.90 84.30 733.51 634.32 99.19 734.55 635.48
4 115.70 31.00 84.30 733.50 634.32 99.18 734.55 635.57
5 116.00 31.50 84.10 733.43 634.52 98.91 734.54 635.57
6 134.60 50.40 83.80 733.15 635.32 97.83 734.53 636.46
7 118.90 34.80 83.70 733.26 634.61 98.65 734.52 635.84
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
AVG 118.83 34.33 84.11 733.40 634.60 98.80 734.54 635.73
MAX 134.60 50.40 84.30 733.51 635.32 99.19 734.56 636.46
MIN 115.40 30.80 83.70 733.15 634.32 97.83 734.52 635.48