US Army Corps of Engineers

Bonneville Dam

Thursday March 28, 2024

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsPH 1 Forebay ElevationTailwater ElevationAverage HeadProject Forebay ElevationStevenson Gage ElevationProject Tailwater Elevation
1 151.30 128.90 10.00 75.20 13.90 61.30 75.00 75.70 14.00
2 151.00 128.60 10.00 75.00 13.90 61.10 74.90 75.70 14.00
3 151.40 129.00 10.00 75.00 13.80 61.20 74.90 75.60 14.00
4 151.50 129.10 10.00 75.00 13.80 61.20 74.80 75.50 13.90
5 151.70 129.40 9.90 74.80 13.80 61.00 74.60 75.40 13.90
6 151.90 129.60 9.90 74.90 13.70 61.20 74.70 75.30 13.90
7 152.00 129.60 10.00 75.10 13.70 61.40 74.90 75.50 13.90
8 153.40 128.10 12.90 75.20 13.90 61.30 75.10 75.60 14.10
9 151.30 128.40 10.50 75.30 13.90 61.40 75.10 75.70 14.20
10 151.70 129.20 10.10 75.30 14.10 61.20 75.20 75.80 14.20
11 151.80 129.40 10.00 75.30 14.20 61.10 75.20 75.90 14.30
12 151.80 129.40 10.00 75.00 14.50 60.50 74.90 75.80 14.60
13 151.60 129.20 10.00 75.10 14.20 60.90 75.00 75.70 14.30
14 151.20 128.80 10.00 75.10 14.20 60.90 74.90 75.60 14.30
15 153.10 129.60 11.10 75.00 14.10 60.90 74.80 75.50 14.20
16 151.50 129.10 10.00 74.90 14.20 60.70 74.80 75.40 14.30
17 151.90 129.50 10.00 74.80 14.10 60.70 74.80 75.40 14.30
18 152.90 130.60 9.90 74.70 14.10 60.60 74.60 75.30 14.10
19 151.30 129.00 9.90 74.90 13.90 61.00 74.70 75.30 14.00
20 150.20 127.80 10.00 75.10 13.80 61.30 75.00 75.50 13.90
21 149.70 127.30 10.00 75.20 13.80 61.40 75.00 75.70 13.90
22 149.90 127.50 10.00 75.20 13.80 61.40 75.10 75.70 13.90
23 150.60 128.20 10.00 75.20 14.00 61.20 75.10 75.80 14.10
24 150.60 128.20 10.00 75.10 14.10 61.00 75.00 75.70 14.30
AVG 151.47 128.90 10.18 75.06 13.98 61.08 74.92 75.59 14.11
MAX 153.40 130.60 12.90 75.30 14.50 61.40 75.20 75.90 14.60
MIN 149.70 127.30 9.90 74.70 13.70 60.50 74.60 75.30 13.90

  Powerhouse 1 Powerhouse 2 Project
HourGeneration Flow kcfsForebay ElevationForebay ElevationGeneration Flow kcfsSpillway Gates in UseMiscellaneous Flow kcfs
1 9.40 75.2 75.0 119.50 8 12.4
2 9.40 75.0 74.9 119.20 8 12.4
3 9.50 75.0 74.9 119.50 8 12.4
4 9.40 75.0 74.8 119.70 8 12.4
5 9.50 74.8 74.6 119.90 8 12.4
6 9.50 74.9 74.7 120.10 8 12.4
7 9.40 75.1 74.9 120.20 8 12.4
8 9.30 75.2 75.1 118.80 8 12.4
9 9.30 75.3 75.1 119.10 8 12.4
10 9.40 75.3 75.2 119.80 8 12.4
11 9.40 75.3 75.2 120.00 8 12.4
12 9.60 75.0 74.9 119.80 8 12.4
13 9.40 75.1 75.0 119.80 8 12.4
14 9.30 75.1 74.9 119.50 8 12.4
15 9.50 75.0 74.8 120.10 8 12.4
16 9.40 74.9 74.8 119.70 8 12.4
17 9.50 74.8 74.8 120.00 8 12.4
18 9.50 74.7 74.6 121.10 8 12.4
19 9.50 74.9 74.7 119.50 8 12.4
20 9.40 75.1 75.0 118.40 8 12.4
21 9.40 75.2 75.0 117.90 8 12.4
22 9.40 75.2 75.1 118.10 8 12.4
23 9.40 75.2 75.1 118.80 8 12.4
24 9.40 75.1 75.0 118.80 8 12.4
AVG 9.42 75.1 74.9 119.47 8 12.4
MAX 9.60 75.3 75.2 121.10 8 12.4
MIN 9.30 74.7 74.6 117.90 8 12.4