US Army Corps of Engineers

Lower Granite Dam

Tuesday March 18, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadLWSI Gage ElevationLWGW NavLock Elevation
1 35.20 34.80 0.00 735.48 634.59 100.89 735.26
2 34.60 34.20 0.00 735.68 634.70 100.98 735.57
3 34.50 34.10 0.00 735.86 634.79 101.07 735.92
4 35.60 35.20 0.00 736.02 634.88 101.14 736.15
5 53.90 53.30 0.20 735.97 635.45 100.52 736.27
6 67.70 58.60 8.70 735.89 635.01 100.88 736.37
7 68.40 59.40 8.60 735.75 634.95 100.80 736.17
8 68.30 59.50 8.40 735.58 635.11 100.47 736.05
9 68.00 59.50 8.00 735.50 634.92 100.58 735.95
10 59.50 59.10 0.00 735.50 635.01 100.49 735.81 635.15
11 55.00 54.60 0.00 735.47 635.06 100.41 735.80 635.49
12 46.40 46.00 0.00 735.53 634.81 100.72 735.83 635.10
13 45.20 44.80 0.00 735.54 634.90 100.64 735.86 635.19
14 45.40 45.00 0.00 735.60 635.03 100.57 735.95 635.39
15 45.40 45.00 0.00 735.67 634.94 100.73 735.99 635.30
16 45.00 44.60 0.00 735.69 634.89 100.80 736.00 635.30
17 45.40 45.00 0.00 735.73 635.14 100.59 736.04 635.57
18 49.70 49.30 0.00 735.73 635.18 100.55 736.04 635.55
19 49.90 49.50 0.00 735.73 635.00 100.73 736.00 635.41
20 50.70 50.30 0.00 735.71 635.19 100.52 735.97 635.60
21 51.00 50.60 0.00 735.65 635.15 100.50 735.95 635.63
22 53.60 53.20 0.00 735.64 635.04 100.60 735.90 635.45
23 41.40 41.00 0.00 735.75 634.86 100.89 735.82 635.24
24 40.70 40.30 0.00 735.77 634.88 100.89 735.92 635.15
AVG 49.60 47.79 1.41 735.68 634.98 100.71 735.94 635.37
MAX 68.40 59.50 8.70 736.02 635.45 101.14 736.37 635.63
MIN 34.50 34.10 0.00 735.47 634.59 100.41 735.26 635.10