US Army Corps of Engineers

Chief Joseph Dam

Saturday August 23, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadAverage Forebay ElevationAverage Tailwater Elevation
1 81.70 81.70 0.00 952.10 782.00 170.10 952.10 782.30
2 69.20 69.20 0.00 952.00 781.60 170.40 952.00 781.70
3 61.50 61.50 0.00 951.90 781.10 170.80 952.00 781.30
4 54.40 54.40 0.00 951.80 780.70 171.10 951.90 780.80
5 54.10 54.10 0.00 951.60 781.30 170.30 951.70 780.50
6 53.40 53.40 0.00 951.60 779.90 171.70 951.60 780.10
7 52.90 52.90 0.00 951.40 779.90 171.50 951.40 779.80
8 61.50 61.50 0.00 951.50 779.60 171.90 951.80 779.80
9 70.40 70.40 0.00 951.50 779.70 171.80 951.50 779.70
10 80.60 80.60 0.00 951.50 780.20 171.30 951.50 780.00
11 87.30 87.30 0.00 951.70 780.10 171.60 951.60 780.20
12 92.20 92.20 0.00 951.80 780.40 171.40 951.80 780.30
13 97.40 97.40 0.00 951.90 780.80 171.10 951.80 780.70
14 99.30 99.30 0.00 952.00 780.90 171.10 952.00 780.80
15 102.60 102.60 0.00 952.00 781.70 170.30 952.10 781.00
16 114.20 114.20 0.00 952.00 781.70 170.30 952.00 781.80
17 118.00 118.00 0.00 952.10 782.20 169.90 952.10 782.00
18 119.90 119.90 0.00 952.20 782.20 170.00 952.20 782.20
19 125.30 125.30 0.00 952.20 782.60 169.60 952.30 782.40
20 135.50 135.50 0.00 952.20 783.20 169.00 952.20 783.10
21 130.50 130.50 0.00 952.10 783.40 168.70 952.20 783.10
22 116.20 116.20 0.00 952.20 782.10 170.10 952.10 782.70
23 90.50 90.50 0.00 952.30 781.40 170.90 952.30 781.90
24 91.00 91.00 0.00 952.20 781.90 170.30 952.30 782.10
AVG 89.98 89.98 0.00 951.91 781.28 170.63 951.94 781.26
MAX 135.50 135.50 0.00 952.30 783.40 171.90 952.30 783.10
MIN 52.90 52.90 0.00 951.40 779.60 168.70 951.40 779.70
BUILDING STRONG®