US Army Corps of Engineers

John Day Dam

Tuesday July 1, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 122.40 79.40 42.10 263.56 159.52 104.04
2 120.70 77.70 42.10 263.57 159.92 103.65
3 121.20 78.30 42.10 263.57 159.72 103.85
4 120.70 77.80 42.10 263.68 159.62 104.06
5 120.70 77.70 42.10 263.68 159.52 104.16
6 120.90 77.90 42.10 263.68 159.93 103.75
7 130.40 84.10 45.30 263.68 160.02 103.66
8 132.80 84.70 45.30 263.78 160.02 103.76
9 134.10 86.10 45.40 263.87 160.02 103.85
10 131.50 85.20 45.40 263.86 160.22 103.64
11 131.90 85.60 45.40 263.87 160.42 103.45
12 131.50 85.20 45.40 263.86 160.62 103.24
13 131.70 85.40 45.40 263.95 160.52 103.43
14 132.10 85.60 45.60 263.94 160.62 103.32
15 140.20 90.30 49.00 264.04 160.82 103.22
16 143.00 92.50 49.70 264.04 161.22 102.82
17 176.30 114.30 61.10 263.94 161.22 102.72
18 177.10 115.20 61.10 263.94 161.22 102.72
19 177.90 116.00 61.00 263.93 161.52 102.41
20 175.60 114.30 60.30 263.93 161.22 102.71
21 166.10 109.10 56.10 263.94 161.21 102.73
22 162.60 103.80 56.10 263.84 160.72 103.12
23 157.60 101.90 54.80 263.74 160.52 103.22
24 131.60 83.50 45.40 263.84 160.17 103.67
AVG 141.28 91.32 48.77 263.82 160.44 103.38
MAX 177.90 116.00 61.10 264.04 161.52 104.16
MIN 120.70 77.70 42.10 263.56 159.52 102.41
BUILDING STRONG®