US Army Corps of Engineers

John Day Dam

Monday June 30, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 109.00 69.90 38.20 264.11 160.12 103.99
2 109.70 70.70 38.20 264.11 159.82 104.29
3 109.60 70.70 38.10 264.11 160.12 103.99
4 110.10 71.20 38.10 264.13 160.02 104.11
5 113.10 72.70 39.50 264.12 160.42 103.70
6 141.10 91.20 49.00 264.11 160.82 103.29
7 140.90 91.00 49.00 264.21 160.62 103.59
8 142.80 91.10 49.00 264.20 160.62 103.58
9 142.50 92.60 49.00 264.20 160.62 103.58
10 141.30 91.40 49.00 264.19 160.62 103.57
11 141.00 91.10 49.00 264.19 160.72 103.47
12 143.50 91.80 49.00 264.20 160.63 103.57
13 141.30 91.50 49.00 264.11 160.82 103.29
14 144.60 93.00 48.90 264.12 160.92 103.20
15 142.30 92.50 48.90 264.12 160.82 103.30
16 142.20 92.40 48.90 264.04 161.22 102.82
17 162.40 105.30 56.20 263.96 161.52 102.44
18 163.00 106.10 56.00 263.96 161.12 102.84
19 163.00 106.10 56.00 263.96 161.10 102.86
20 161.30 104.40 56.00 263.86 161.02 102.84
21 159.00 102.80 55.30 263.77 160.82 102.95
22 141.80 91.90 49.00 263.77 160.42 103.35
23 142.60 90.90 49.00 263.67 160.42 103.25
24 141.10 92.10 48.20 263.57 159.82 103.75
AVG 139.55 90.18 48.19 264.03 160.63 103.40
MAX 163.00 106.10 56.20 264.21 161.52 104.29
MIN 109.00 69.90 38.10 263.57 159.82 102.44
BUILDING STRONG®