US Army Corps of Engineers

Bonneville Dam

Wednesday March 27, 2024

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsPH 1 Forebay ElevationTailwater ElevationAverage HeadProject Forebay ElevationStevenson Gage ElevationProject Tailwater Elevation
1 142.30 129.90 0.00 73.30 13.40 59.90 73.20 73.90 13.60
2 142.20 129.80 0.00 73.40 13.30 60.10 73.30 73.90 13.40
3 142.00 129.60 0.00 73.10 13.20 59.90 73.20 73.90 13.30
4 141.40 129.00 0.00 73.30 13.20 60.10 73.20 73.90 13.30
5 142.10 129.70 0.00 73.20 13.20 60.00 73.10 73.90 13.30
6 142.60 130.20 0.00 73.20 13.10 60.10 73.10 73.80 13.30
7 141.60 129.20 0.00 73.30 13.10 60.20 73.20 73.80 13.10
8 143.60 128.90 2.30 73.70 13.20 60.50 73.60 74.10 13.20
9 143.30 128.60 2.30 73.90 13.30 60.60 73.80 74.40 13.40
10 143.40 128.70 2.30 73.90 13.50 60.40 73.70 74.40 13.60
11 143.60 128.90 2.30 74.00 13.50 60.50 73.90 74.50 13.60
12 143.70 129.00 2.30 74.00 13.60 60.40 73.90 74.60 13.80
13 143.40 128.70 2.30 74.00 13.50 60.50 73.90 74.70 13.70
14 130.60 115.90 2.30 74.40 12.60 61.80 74.20 74.80 12.90
15 125.20 110.50 2.30 74.40 12.50 61.90 74.30 74.80 12.70
16 124.80 110.10 2.30 74.50 12.40 62.10 74.40 74.90 12.60
17 140.20 125.50 2.30 74.30 13.20 61.10 74.20 74.80 13.40
18 144.30 129.60 2.30 74.40 13.30 61.10 74.20 75.00 13.40
19 143.40 128.70 2.30 74.60 13.10 61.50 74.50 75.10 13.30
20 142.90 128.20 2.30 74.80 13.10 61.70 74.60 75.30 13.30
21 149.20 127.70 9.10 74.70 13.50 61.20 74.60 75.30 13.70
22 150.40 128.10 9.90 74.90 13.70 61.20 74.80 75.40 13.80
23 151.60 129.20 10.00 75.00 13.90 61.10 74.90 75.50 14.00
24 151.00 128.60 10.00 75.10 13.90 61.20 74.90 75.60 14.00
AVG 142.03 126.76 2.87 74.06 13.26 60.80 73.95 74.60 13.40
MAX 151.60 130.20 10.00 75.10 13.90 62.10 74.90 75.60 14.00
MIN 124.80 110.10 0.00 73.10 12.40 59.90 73.10 73.80 12.60

  Powerhouse 1 Powerhouse 2 Project
HourGeneration Flow kcfsForebay ElevationForebay ElevationGeneration Flow kcfsSpillway Gates in UseMiscellaneous Flow kcfs
1 9.60 73.3 73.2 120.30 0 12.4
2 9.60 73.4 73.3 120.20 0 12.4
3 9.60 73.1 73.2 120.00 0 12.4
4 9.50 73.3 73.2 119.50 0 12.4
5 9.60 73.2 73.1 120.10 0 12.4
6 9.70 73.2 73.1 120.50 0 12.4
7 9.60 73.3 73.2 119.60 0 12.4
8 9.50 73.7 73.6 119.40 2 12.4
9 9.40 73.9 73.8 119.20 2 12.4
10 9.50 73.9 73.7 119.20 2 12.4
11 9.50 74.0 73.9 119.40 2 12.4
12 9.40 74.0 73.9 119.60 2 12.4
13 9.40 74.0 73.9 119.30 2 12.4
14 9.30 74.4 74.2 106.60 2 12.4
15 9.30 74.4 74.3 101.20 2 12.4
16 9.20 74.5 74.4 100.90 2 12.4
17 9.40 74.3 74.2 116.10 2 12.4
18 9.50 74.4 74.2 120.10 2 12.4
19 9.50 74.6 74.5 119.20 2 12.4
20 9.40 74.8 74.6 118.80 2 12.4
21 9.30 74.7 74.6 118.40 7 12.4
22 9.30 74.9 74.8 118.80 8 12.4
23 9.40 75.0 74.9 119.80 8 12.4
24 9.40 75.1 74.9 119.20 8 12.4
AVG 9.45 74.1 73.9 117.31 2 12.4
MAX 9.70 75.1 74.9 120.50 8 12.4
MIN 9.20 73.1 73.1 100.90 0 12.4