US Army Corps of Engineers

John Day Dam

Sunday May 31, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 215.60 59.70155.00 265.72 161.83 103.89
2 215.10 59.20155.00 265.72 161.62 104.10
3 217.80 60.20156.70 265.52 161.82 103.70
4 235.60 59.80174.90 265.52 161.82 103.70
5 235.70 59.90174.90 265.52 161.82 103.70
6 235.60 59.70174.90 265.52 162.02 103.50
7 235.10 59.20174.90 265.42 161.92 103.50
8 235.50 57.90174.80 265.32 161.92 103.40
9 236.70 60.30173.70 265.22 162.02 103.20
10 234.80 60.40173.60 265.22 161.92 103.30
11 235.50 61.00173.60 265.22 161.92 103.30
12 234.70 60.20173.60 265.22 162.12 103.10
13 236.70 60.50173.60 265.22 161.82 103.40
14 234.90 60.50173.60 265.12 162.12 103.00
15 234.80 60.40173.50 265.12 161.92 103.20
16 234.80 60.40173.50 265.02 162.12 102.90
17 235.00 60.60173.50 265.02 162.12 102.90
18 234.80 60.40173.50 264.92 161.92 103.00
19 236.20 61.80173.50 264.92 161.92 103.00
20 234.70 60.40173.50 264.92 161.62 103.30
21 235.40 60.60174.00 264.92 161.32 103.60
22 234.80 59.90173.90 264.92 161.12 103.80
23 224.00 59.00164.00 264.92 160.81 104.11
24 224.60 59.60164.10 264.82 160.62 104.20
AVG 232.02 60.07170.83 265.21 161.76 103.45
MAX 236.70 61.80174.90 265.72 162.12 104.20
MIN 215.10 57.90155.00 264.82 160.62 102.90