US Army Corps of Engineers

Bonneville Dam

Sunday September 20, 2020

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsPH 1 Forebay ElevationTailwater ElevationAverage HeadProject Forebay ElevationStevenson Gage ElevationProject Tailwater Elevation
1 83.90 76.50 0.00 75.40 9.30 66.10 75.30 75.70 9.40
2 83.50 76.10 0.00 75.40 8.90 66.50 75.20 75.60 9.20
3 82.80 75.40 0.00 75.30 8.70 66.60 75.10 75.60 8.90
4 82.90 75.50 0.00 75.30 8.40 66.90 75.10 75.60 8.70
5 83.00 75.60 0.00 75.30 8.20 67.10 75.20 75.60 8.50
6 83.00 75.60 0.00 75.10 8.10 67.00 74.90 75.40 8.30
7 92.40 85.00 0.00 74.90 8.30 66.60 74.70 75.30 8.60
8 96.20 86.50 2.30 74.90 8.50 66.40 74.80 75.20 8.60
9 97.20 87.50 2.30 75.00 9.10 65.90 74.80 75.20 8.90
10 95.90 86.20 2.30 74.90 9.10 65.80 74.70 75.20 9.40
11 96.40 86.70 2.30 74.90 9.50 65.40 74.70 75.10 9.70
12 95.60 85.90 2.30 74.70 9.50 65.20 74.60 75.10 9.70
13 95.70 86.00 2.30 74.80 9.30 65.50 74.60 75.00 9.60
14 95.70 86.00 2.30 74.80 9.30 65.50 74.70 75.10 9.50
15 95.70 86.00 2.30 74.70 9.20 65.50 74.60 75.00 9.30
16 95.40 85.70 2.30 74.70 8.90 65.80 74.60 75.10 9.30
17 95.30 85.60 2.30 74.80 8.80 66.00 74.70 75.10 9.00
18 95.00 85.30 2.30 74.80 8.60 66.20 74.70 75.10 8.90
19 94.70 85.00 2.30 74.90 8.40 66.50 74.80 75.20 8.70
20 94.60 84.90 2.30 74.90 8.40 66.50 74.80 75.20 8.60
21 93.50 84.90 1.20 74.90 8.60 66.30 74.80 75.30 8.80
22 92.40 85.00 0.00 75.20 9.00 66.20 75.00 75.30 9.40
23
24
AVG 91.85 83.04 1.41 74.98 8.82 66.16 74.84 75.27 9.05
MAX 97.20 87.50 2.30 75.40 9.50 67.10 75.30 75.70 9.70
MIN 82.80 75.40 0.00 74.70 8.10 65.20 74.60 75.00 8.30

  Powerhouse 1 Powerhouse 2 Project
HourGeneration Flow kcfsForebay ElevationForebay ElevationGeneration Flow kcfsSpillway Gates in UseMiscellaneous Flow kcfs
1 18.00 75.4 75.3 58.50 0 7.4
2 18.10 75.4 75.2 58.00 0 7.4
3 18.10 75.3 75.1 57.30 0 7.4
4 18.10 75.3 75.1 57.40 0 7.4
5 18.10 75.3 75.2 57.50 0 7.4
6 18.10 75.1 74.9 57.50 0 7.4
7 16.00 74.9 74.7 69.00 2 7.4
8 16.70 74.9 74.8 69.80 2 7.4
9 17.50 75.0 74.8 70.00 2 7.4
10 16.50 74.9 74.7 69.70 2 7.4
11 16.90 74.9 74.7 69.80 2 7.4
12 16.30 74.7 74.6 69.60 2 7.4
13 16.50 74.8 74.6 69.50 2 7.4
14 16.50 74.8 74.7 69.50 2 7.4
15 16.50 74.7 74.6 69.50 2 7.4
16 16.30 74.7 74.6 69.40 2 7.4
17 16.10 74.8 74.7 69.50 2 7.4
18 15.90 74.8 74.7 69.40 2 7.4
19 15.50 74.9 74.8 69.50 2 7.4
20 15.40 74.9 74.8 69.50 2 7.4
21 15.30 74.9 74.8 69.60 0 7.4
22 15.80 75.2 75.0 69.20 0 7.4
23
24
AVG 16.74 75.0 74.8 66.30 1 7.4
MAX 18.10 75.4 75.3 70.00 2 7.4
MIN 15.30 74.7 74.6 57.30 0 7.4