Lower Monumental Dam & Lake

October 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	2556	107	14	16.30	16.60	14.40	1.40	538.72	538.82	438.55	100.27
2	2513	105	14	16.60	16.20	14.10	1.40	538.86	538.81	438.45	100.36
3	2503	104	14	16.40	16.20	14.10	1.40	538.90	538.84	438.54	100.30
4	2491	104	14	16.00	16.10	14.00	1.40	538.88	538.93	438.52	100.41
5	2552	106	14	16.00	16.50	14.40	1.40	538.74	538.93	438.68	100.25
6	3079	128	15	18.30	19.70	17.50	1.40	538.30	538.63	438.71	99.92
7	2350	98	15	16.10	18.10	13.30	3.90	538.18	538.16	438.32	99.84
8	2266	94	14	15.30	14.90	12.80	1.40	538.30	538.23	438.27	99.96
9				14.90	15.10	12.90	1.30	538.27	538.30	438.34	99.96
10				15.20	14.60	12.50	1.30	538.44	538.37	438.36	100.01
11				14.60	14.50	12.50	1.30	538.42	538.48	438.32	100.16
12				14.90	14.70	12.60	1.40	538.49	538.49	438.33	100.16
13				16.70	17.40	15.30	1.40	538.26	538.48	438.63	99.85
14				18.30	16.20	13.80	1.60	538.89	538.41	438.66	99.75
15				15.10	15.70	13.50	1.40	538.74	538.81	438.50	100.31
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TOT	20311		115
AVG	2539	106	14	16.05	16.17	13.85	1.56	538.56	538.58	438.48	100.10

MAX	3079			18.30	19.70	17.50	3.90	538.90	538.93	438.71	100.41
MIN	2266			14.60	14.50	12.50	1.30	538.18	538.16	438.27	99.75