US Army Corps of Engineers

Bonneville Dam

Saturday May 28, 2022

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsPH 1 Forebay ElevationTailwater ElevationAverage HeadProject Forebay ElevationStevenson Gage ElevationProject Tailwater Elevation
1 283.90 122.00149.50 73.70 22.10 51.60 73.60 75.50 21.80
2 283.00 121.20149.40 73.80 22.00 51.80 73.60 75.50 21.80
3 282.00 120.20149.40 73.90 22.00 51.90 73.70 75.60 21.80
4 281.50 119.60149.50 73.90 21.90 52.00 73.80 75.60 21.60
5 281.90 120.00149.50 74.00 21.80 52.20 73.80 75.70 21.70
6 284.60 122.80149.40 73.90 22.00 51.90 73.80 75.70 21.70
7 299.50 137.90149.20 73.60 22.60 51.00 73.50 75.70 22.20
8 302.10 140.50149.20 73.60 22.70 50.90 73.50 75.60 22.30
9 301.80 140.30149.10 73.50 22.70 50.80 73.40 75.60 22.30
10 302.30 140.80149.10 73.50 22.70 50.80 73.40 75.60 22.30
11 303.00 141.50149.10 73.50 22.80 50.70 73.30 75.50 22.50
12 303.80 142.30149.10 73.40 22.70 50.70 73.30 75.50 22.40
13 303.00 141.50149.10 73.30 22.80 50.50 73.20 75.40 22.30
14 305.20 143.70149.10 73.30 22.80 50.50 73.30 75.40 22.40
15 304.10 142.50149.20 73.20 22.90 50.30 73.10 75.40 22.40
16 317.20 155.90148.90 72.90 23.40 49.50 72.80 75.30 22.80
17 317.90 156.60148.90 72.70 23.50 49.20 72.70 75.20 22.90
18 320.50 159.20148.90 72.80 23.70 49.10 72.70 75.20 23.00
19 329.50 168.10149.00 72.70 24.00 48.70 72.60 75.20 23.30
20 328.70 167.20149.10 72.60 24.00 48.60 72.60 75.20 23.30
21 329.10 167.60149.10 72.40 24.10 48.30 72.40 75.10 23.40
22
23
24
AVG 303.08 141.50149.18 73.34 22.82 50.52 73.24 75.45 22.39
MAX 329.50 168.10149.50 74.00 24.10 52.20 73.80 75.70 23.40
MIN 281.50 119.60148.90 72.40 21.80 48.30 72.40 75.10 21.60

  Powerhouse 1 Powerhouse 2 Project
HourGeneration Flow kcfsForebay ElevationForebay ElevationGeneration Flow kcfsSpillway Gates in UseMiscellaneous Flow kcfs
1 39.00 73.7 73.6 83.00 18 12.4
2 38.60 73.8 73.6 82.60 18 12.4
3 38.40 73.9 73.7 81.80 18 12.4
4 38.10 73.9 73.8 81.50 18 12.4
5 38.10 74.0 73.8 81.90 18 12.4
6 39.50 73.9 73.8 83.30 18 12.4
7 56.20 73.6 73.5 81.70 18 12.4
8 58.80 73.6 73.5 81.70 18 12.4
9 58.50 73.5 73.4 81.80 18 12.4
10 57.80 73.5 73.4 83.00 18 12.4
11 59.30 73.5 73.3 82.20 18 12.4
12 60.10 73.4 73.3 82.20 18 12.4
13 59.00 73.3 73.2 82.50 18 12.4
14 58.90 73.3 73.3 84.80 18 12.4
15 58.50 73.2 73.1 84.00 18 12.4
16 73.40 72.9 72.8 82.50 18 12.4
17 75.00 72.7 72.7 81.60 18 12.4
18 77.10 72.8 72.7 82.10 18 12.4
19 78.80 72.7 72.6 89.30 18 12.4
20 77.10 72.6 72.6 90.10 18 12.4
21 78.20 72.4 72.4 89.40 18 12.4
22
23
24
AVG 58.02 73.3 73.2 83.48 18 12.4
MAX 78.80 74.0 73.8 90.10 18 12.4
MIN 38.10 72.4 72.4 81.50 18 12.4