Ice Harbor Dam

August 2026

Day of Month	Inflow kcfs	Total Outflow kcfs	Generation Flow kcfs	Spill kcfs	Midnight Reservoir Elevation	Average Forebay Elevation	Average Tailwater Elevation	Average Head feet
1	27.30	28.00	19.50	7.90	437.59	437.96	339.98	97.98
2	29.00	28.60	19.40	8.40	437.68	437.81	339.98	97.83
3	25.90	24.40	15.40	8.40	438.04	438.02	339.25	98.77
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31

TOT
AVG	27.40	27.00	18.10	8.23	437.77	437.93	339.74	98.19

MAX	29.00	28.60	19.50	8.40	438.04	438.02	339.98	98.77
MIN	25.90	24.40	15.40	7.90	437.59	437.81	339.25	97.83