Ice Harbor Dam

September 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	20.00	20.80	13.10	7.00	438.32	438.18	338.51	99.67
2	17.30	18.00	13.10	4.20	438.14	438.26	338.98	99.28
3	21.50	18.10	15.90	1.40	438.93	438.62	339.31	99.31
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TOT
AVG	19.60	18.97	14.03	4.20	438.46	438.35	338.93	99.42

MAX	21.50	20.80	15.90	7.00	438.93	438.62	339.31	99.67
MIN	17.30	18.00	13.10	1.40	438.14	438.18	338.51	99.28