US Army Corps of Engineers

John Day Dam

Sunday May 18, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 215.70 56.70158.10 265.37 160.42 104.95
2 214.70 56.10157.70 265.27 160.62 104.65
3 214.70 56.20157.60 265.27 160.62 104.65
4 217.30 57.00157.60 265.27 160.42 104.85
5 212.60 58.40151.60 265.47 160.12 105.35
6 192.00 112.70 78.40 265.47 160.72 104.75
7 194.60 115.40 78.20 265.46 160.52 104.94
8 195.70 116.70 78.10 265.36 160.92 104.44
9 197.10 116.40 78.00 265.36 160.82 104.54
10 196.40 117.70 77.80 265.25 160.92 104.33
11 196.60 117.80 77.80 265.16 161.12 104.04
12 196.90 118.00 78.00 265.06 161.02 104.04
13 199.30 118.60 78.00 265.06 161.50 103.56
14 196.90 118.00 78.00 265.06 161.32 103.74
15 196.30 117.40 78.00 265.16 161.42 103.74
16 197.10 118.20 78.00 265.06 161.22 103.84
17 200.70 120.00 78.00 265.06 161.52 103.54
18 197.50 118.60 78.00 265.06 161.52 103.54
19 200.10 121.20 78.00 265.17 161.36 103.81
20 196.70 116.10 78.00 265.17 161.52 103.65
21 196.90 116.10 78.10 265.27 161.42 103.85
22 195.60 113.10 81.60 265.37 161.32 104.05
23 178.20 59.40117.90 265.37 160.62 104.75
24 175.70 57.00117.90 265.37 160.71 104.66
AVG 198.97 99.70 97.85 265.25 160.99 104.26
MAX 217.30 121.20158.10 265.47 161.52 105.35
MIN 175.70 56.10 77.80 265.06 160.12 103.54
BUILDING STRONG®