US Army Corps of Engineers

Bonneville Dam

Friday September 25, 2020

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsPH 1 Forebay ElevationTailwater ElevationAverage HeadProject Forebay ElevationStevenson Gage ElevationProject Tailwater Elevation
1 106.40 99.00 0.00 75.20 9.50 65.70 75.10 75.60 9.70
2 91.30 83.90 0.00 75.30 9.00 66.30 75.20 75.60 9.30
3 89.90 82.50 0.00 75.30 9.10 66.20 75.10 75.50 9.40
4 90.40 83.00 0.00 75.20 9.10 66.10 75.00 75.40 9.30
5 90.90 83.50 0.00 75.20 8.90 66.30 75.00 75.40 9.20
6 90.70 83.30 0.00 75.20 8.80 66.40 75.00 75.50 9.00
7 89.90 82.50 0.00 75.20 8.60 66.60 75.00 75.40 8.80
8 92.50 82.80 2.30 75.20 8.50 66.70 75.00 75.40 8.80
9
10 92.40 82.70 2.30 75.20 8.30 66.90 75.00 75.50 8.50
11 93.30 83.60 2.30 75.00 8.40 66.60 74.90 75.40 8.50
12 93.90 84.20 2.30 75.20 8.10 67.10 75.00 75.50 8.30
13 92.30 82.60 2.30 75.20 8.10 67.10 75.00 75.50 8.30
14 91.70 82.00 2.30 75.10 8.10 67.00 74.90 75.40 8.30
15 92.00 82.30 2.30 75.10 8.30 66.80 74.90 75.30 8.60
16 92.70 83.00 2.30 74.90 9.00 65.90 74.80 75.30 9.00
17 105.00 95.30 2.30 74.90 9.80 65.10 74.70 75.30 9.90
18 114.00 104.30 2.30 75.00 10.30 64.70 74.80 75.40 10.30
19
20
21
22
23
24
AVG 94.66 85.91 1.35 75.14 8.82 66.32 74.96 75.44 9.01
MAX 114.00 104.30 2.30 75.30 10.30 67.10 75.20 75.60 10.30
MIN 89.90 82.00 0.00 74.90 8.10 64.70 74.70 75.30 8.30

  Powerhouse 1 Powerhouse 2 Project
HourGeneration Flow kcfsForebay ElevationForebay ElevationGeneration Flow kcfsSpillway Gates in UseMiscellaneous Flow kcfs
1 16.20 75.2 75.1 82.80 0 7.4
2 16.70 75.3 75.2 67.20 0 7.4
3 17.20 75.3 75.1 65.30 0 7.4
4 17.90 75.2 75.0 65.10 0 7.4
5 18.10 75.2 75.0 65.40 0 7.4
6 18.30 75.2 75.0 65.00 0 7.4
7 18.10 75.2 75.0 64.40 2 7.4
8 18.40 75.2 75.0 64.40 2 7.4
9
10 18.20 75.2 75.0 64.50 2 7.4
11 18.20 75.0 74.9 65.40 2 7.4
12 18.00 75.2 75.0 66.20 2 7.4
13 18.10 75.2 75.0 64.50 2 7.4
14 18.20 75.1 74.9 63.80 2 7.4
15 18.20 75.1 74.9 64.10 2 7.4
16 18.30 74.9 74.8 64.70 2 7.4
17 17.20 74.9 74.7 78.10 2 7.4
18 18.10 75.0 74.8 86.20 2 7.4
19
20
21
22
23
24
AVG 17.85 75.1 75.0 68.06 1 7.4
MAX 18.40 75.3 75.2 86.20 2 7.4
MIN 16.20 74.9 74.7 63.80 0 7.4