Lower Monumental Dam & Lake

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	2177	91	15	25.90	26.10	12.30	13.00	538.24	537.87	438.07	99.80
2	2225	93	14	27.20	28.00	12.50	14.70	538.00	537.98	437.88	100.10
3	2206	92	19	23.90	23.80	12.50	10.70	537.98	538.01	438.02	99.99
4	2191	91	23	24.00	24.70	12.40	11.40	537.78	537.89	438.01	99.88
5	2232	93	22	27.70	27.40	12.60	14.00	537.88	537.84	438.01	99.83
6	2200	92	23	29.60	29.00	12.40	15.70	538.09	538.19	437.98	100.21
7				30.30	30.40	12.90	16.70	538.05	538.10	438.04	100.06
8				27.40	27.10	12.60	13.70	538.14	538.07	438.02	100.05
9				25.00	26.40	12.50	13.00	537.73	537.92	437.96	99.96
10				25.00	23.50	12.20	10.40	538.15	537.90	437.85	100.05
11				23.50	23.00	12.30	9.80	538.32	538.17	437.91	100.26
12				25.40	25.00	12.50	11.90	538.42	538.04	437.90	100.14
13				24.40	25.50	12.60	11.90	538.11	537.92	437.90	100.02
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TOT	13230		116
AVG	2205	92	19	26.10	26.15	12.48	12.84	538.07	537.99	437.97	100.03

MAX	2232			30.30	30.40	12.90	16.70	538.42	538.19	438.07	100.26
MIN	2177			23.50	23.00	12.20	9.80	537.73	537.84	437.85	99.80