Ice Harbor Dam

September 2025

Day of Month	Total Generation MWh	Average Generation MW	Station Use MWh	Inflow kcfs	Total Outflow kcfs	Generation Flow kcfs	Spill kcfs	Midnight Reservoir Elevation	Average Forebay Elevation	Average Tailwater Elevation	Average Head feet
1	3587	149	56	21.30	22.50	19.90	1.90	439.24	439.29	339.94	99.35
2	3795	158	57	23.80	23.50	21.20	1.60	439.32	439.09	340.03	99.06
3	2875	120	57	18.00	18.80	15.80	1.60	439.13	439.34	339.62	99.72
4	3164	132	57	19.10	19.70	17.50	1.50	438.98	439.04	339.68	99.36
5	3871	161	56	23.00	23.70	21.60	1.50	438.81	438.92	340.07	98.85
6	3577	149	56	23.00	22.00	19.90	1.50	439.07	438.83	339.77	99.06
7	3591	150	56	23.10	22.00	19.80	1.50	439.35	439.07	339.47	99.60
8	3618	151	56	21.60	22.00	19.90	1.50	439.25	439.15	339.30	99.85
9				22.00	21.30	19.10	1.50	439.41	439.21	339.35	99.86
10				17.60	19.50	17.40	1.40	438.96	439.21	339.72	99.49
11				17.60	18.00	15.60	1.60	438.86	438.91	339.68	99.23
12				18.50	17.50	15.40	1.50	439.07	439.05	339.71	99.34
13				17.60	18.20	16.10	1.50	438.92	439.08	339.68	99.40
14				22.70	21.80	19.70	1.50	439.14	439.06	339.71	99.35
15				19.30	20.40	18.30	1.50	438.88	439.04	339.48	99.56
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TOT	28078		450
AVG	3510	146	56	20.55	20.73	18.48	1.54	439.09	439.09	339.68	99.41

MAX	3871			23.80	23.70	21.60	1.90	439.41	439.34	340.07	99.86
MIN	2875			17.60	17.50	15.40	1.40	438.81	438.83	339.30	98.85