US Army Corps of Engineers

John Day Dam

Monday July 14, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 99.70 63.80 35.10 263.83 159.52 104.31
2 98.70 62.70 35.10 263.92 159.50 104.42
3 100.40 64.40 35.10 263.92 159.52 104.40
4 100.40 64.40 35.10 263.92 159.52 104.40
5 99.40 63.40 35.10 264.05 159.42 104.63
6 99.10 63.10 35.10 264.04 159.52 104.52
7 100.90 63.10 35.10 264.03 159.32 104.71
8 99.90 63.50 35.50 264.13 159.52 104.61
9 116.30 73.30 42.00 264.13 159.82 104.31
10 119.40 76.50 42.00 264.03 159.92 104.11
11 117.60 74.80 42.00 264.03 159.92 104.11
12 119.70 75.00 42.00 264.03 160.22 103.81
13 119.10 76.30 41.90 263.93 159.92 104.01
14 121.00 77.40 42.70 263.73 160.42 103.31
15 140.20 90.20 49.10 263.74 160.52 103.22
16 141.00 90.90 49.20 263.65 160.22 103.43
17 141.70 91.60 49.30 263.75 160.42 103.33
18 140.70 90.50 49.30 263.74 160.12 103.62
19 141.50 91.40 49.30 263.64 160.12 103.52
20 152.40 97.00 52.80 263.64 160.22 103.42
21 151.90 98.00 53.00 263.64 160.22 103.42
22 134.20 85.50 45.90 263.93 159.92 104.01
23 129.00 83.00 45.10 264.01 159.72 104.29
24 101.70 65.00 35.80 264.02 159.22 104.80
AVG 120.25 76.87 42.19 263.89 159.86 104.03
MAX 152.40 98.00 53.00 264.13 160.52 104.80
MIN 98.70 62.70 35.10 263.64 159.22 103.22