US Army Corps of Engineers

Chief Joseph Dam

Thursday October 23, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage HeadAverage Forebay ElevationAverage Tailwater Elevation
1 35.40 35.40 0.00 952.20 778.60 173.60 952.20 779.10
2 34.00 34.00 0.00 952.30 778.80 173.50 952.20 778.70
3 33.20 33.20 0.00 952.40 779.00 173.40 952.40 778.90
4 33.50 33.50 0.00 952.30 778.80 173.50 952.40 778.60
5 33.20 33.20 0.00 952.40 778.80 173.60 952.30 778.90
6 34.00 34.00 0.00 952.40 779.30 173.10 952.40 778.80
7 72.50 72.50 0.00 952.50 780.50 172.00 952.40 780.20
8 95.40 95.40 0.00 952.90 780.00 172.90 952.70 780.20
9 84.30 84.30 0.00 953.60 780.10 173.50 953.30 780.10
10 76.20 76.20 0.00 953.70 779.40 174.30 953.70 779.70
11 69.50 69.50 0.00 953.70 779.30 174.40 953.70 779.30
12 68.60 68.60 0.00 953.70 779.40 174.30 953.70 779.50
13 68.30 68.30 0.00 953.70 779.30 174.40 953.60 779.50
14 52.70 52.70 0.00 953.80 778.80 175.00 953.80 778.60
15 59.20 59.20 0.00 953.70 778.90 174.80 953.80 778.80
16 55.00 55.00 0.00 953.60 778.70 174.90 953.60 778.70
17 63.30 63.30 0.00 953.40 779.90 173.50 953.50 779.00
18 88.10 88.10 0.00 953.40 780.20 173.20 953.30 780.10
19 87.20 87.20 0.00 953.60 779.80 173.80 953.50 779.70
20 88.00 88.00 0.00 953.70 779.40 174.30 953.70 779.90
21 77.60 77.60 0.00 953.80 779.40 174.40 953.80 779.20
22 71.40 71.40 0.00 953.80 778.90 174.90 953.90 779.00
23 65.00 65.00 0.00 953.80 778.30 175.50 953.80 778.50
24 60.70 60.70 0.00 953.70 778.60 175.10 953.80 778.30
AVG 62.76 62.76 0.00 953.25 779.26 174.00 953.23 779.22
MAX 95.40 95.40 0.00 953.80 780.50 175.50 953.90 780.20
MIN 33.20 33.20 0.00 952.20 778.30 172.00 952.20 778.30
BUILDING STRONG®