US Army Corps of Engineers

Lower Granite Dam

Thursday October 16, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadLWSI Gage ElevationLWGW NavLock Elevation
1 13.00 12.60 0.00 736.54 636.66 99.88 736.69 637.06
2 13.10 12.70 0.00 736.57 636.50 100.07 736.73 636.89
3 13.10 12.70 0.00 736.61 636.53 100.08 736.75 636.93
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
AVG 13.07 12.67 0.00 736.57 636.56 100.01 736.72 636.96
MAX 13.10 12.70 0.00 736.61 636.66 100.08 736.75 637.06
MIN 13.00 12.60 0.00 736.54 636.50 99.88 736.69 636.89