US Army Corps of Engineers

John Day Dam

Monday January 26, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 207.10 206.50 0.00 264.22 162.82 101.40
2 206.00 205.40 0.00 264.11 163.02 101.09
3 208.50 207.90 0.00 264.02 163.33 100.69
4 207.60 207.00 0.00 264.02 163.02 101.00
5 208.90 208.30 0.00 264.02 163.43 100.59
6 207.90 207.30 0.00 263.92 163.02 100.90
7 206.00 205.40 0.00 263.92 163.02 100.90
8 174.00 173.40 0.00 264.02 161.92 102.10
9 172.00 171.40 0.00 264.02 161.82 102.20
10 173.50 172.90 0.00 264.02 161.56 102.46
11 172.80 172.20 0.00 264.02 161.12 102.90
12 172.30 171.70 0.00 264.02 160.92 103.10
13 173.80 171.40 0.00 264.02 160.92 103.10
14 170.60 170.00 0.00 264.11 161.02 103.09
15 174.40 172.00 0.00 264.11 161.12 102.99
16 172.90 172.30 0.00 264.11 161.22 102.89
17 173.30 172.70 0.00 264.11 161.52 102.59
18 172.60 172.00 0.00 264.22 161.52 102.70
19 172.20 171.60 0.00 264.32 161.22 103.10
20 172.10 171.50 0.00 264.32 160.42 103.90
21 172.10 171.50 0.00 264.32 160.82 103.50
22 171.10 170.50 0.00 264.32 160.62 103.70
23 171.10 170.50 0.00 264.32 160.52 103.80
24 170.80 170.20 0.00 264.42 161.12 103.30
AVG 182.65 181.90 0.00 264.13 161.71 102.42
MAX 208.90 208.30 0.00 264.42 163.43 103.90
MIN 170.60 170.00 0.00 263.92 160.42 100.59