Ice Harbor Dam

August 2026

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	3461	144	54	27.30	28.00	19.50	7.90	437.59	437.96	339.98	97.98
2	3446	144	53	29.00	28.60	19.40	8.40	437.68	437.81	339.98	97.83
3	2763	115	53	25.90	24.40	15.40	8.40	438.04	438.02	339.25	98.77
4	3252	136	54	24.60	26.30	18.20	7.20	437.64	437.96	339.20	98.76
5	3502	146	53	29.00	28.20	19.50	7.90	437.86	438.06	339.42	98.64
6	3810	159	54	30.20	30.40	21.30	8.40	437.79	438.06	339.48	98.58
7	3677	153	54	31.50	30.30	20.50	8.90	438.09	438.15	339.47	98.68
8	3616	151	53	28.10	30.10	20.30	8.80	437.62	438.04	340.06	97.98
9	3201	133	54	27.70	27.60	17.90	8.80	437.62	437.85	339.64	98.21
10	2709	113	54	24.50	24.00	15.20	8.00	437.73	437.72	339.07	98.65
11	2988	124	56	23.60	24.60	16.80	7.10	437.49	437.78	339.09	98.69
12				25.40	25.10	17.40	7.10	437.48	437.75	338.87	98.88
13				26.60	26.70	18.60	7.40	437.46	437.81	339.06	98.75
14				27.70	25.30	16.70	7.90	438.03	437.85	339.12	98.73
15				22.80	24.30	15.70	7.90	437.66	437.97	338.96	99.01
16				22.40	21.80	14.10	6.90	437.81	437.85	338.65	99.20
17				22.70	23.60	16.10	6.90	437.58	437.94	339.23	98.71
18				24.00	22.90	15.30	6.90	437.83	437.78	339.21	98.57
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TOT	36426		593
AVG	3311	138	54	26.28	26.23	17.66	7.82	437.72	437.91	339.32	98.59

MAX	3810			31.50	30.40	21.30	8.90	438.09	438.15	340.06	99.20
MIN	2709			22.40	21.80	14.10	6.90	437.46	437.72	338.65	97.83