US Army Corps of Engineers

John Day Dam

Saturday May 9, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 225.10 61.10163.10 265.82 160.82 105.00
2 223.80 59.80163.10 265.82 160.92 104.90
3 225.20 61.10163.10 265.82 161.02 104.80
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
AVG 224.70 60.67163.10 265.82 160.92 104.90
MAX 225.20 61.10163.10 265.82 161.02 105.00
MIN 223.80 59.80163.10 265.82 160.82 104.80