Wanapum Dam & Lake

November 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	8499	354	16	70.10	80.90	60.40	18.40	565.68	566.80	487.68	79.12
2	9124	380	17	88.20	76.80	63.30	11.40	567.44	566.61	488.36	78.25
3	13059	544	16	111.80	97.70	91.80	3.90	569.35	569.27	489.04	80.23
4	14875	620	16	117.40	114.50	106.00	6.50	569.82	569.72	490.27	79.45
5	13009	542	16	95.00	95.40	90.80	2.70	569.53	569.36	489.39	79.97
6	11439	477	17	73.10	82.90	79.10	1.80	568.59	569.20	488.23	80.97
7	11011	459	22	82.20	81.20	76.40	2.70	568.43	569.22	487.86	81.36
8				101.90	98.40	89.20	7.20	569.22	569.18	488.91	80.27
9				91.00	88.40	84.70	1.70	569.37	568.51	488.87	79.64
10				74.10	86.60	83.30	1.30	567.47	567.55	488.60	78.95
11				81.10	88.30	85.10	1.30	566.69	567.48	488.28	79.20
12				94.60	90.70	87.70	1.10	567.15	566.77	488.71	78.06
13				95.10	85.70	80.10	3.70	568.24	567.51	488.47	79.04
14				78.50	73.60	70.00	1.50	569.11	568.39	487.72	80.67
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1

TOT	81016		120
AVG	11574	482	17	89.58	88.65	81.99	4.66	568.29	568.26	488.60	79.66

MAX	14875			117.40	114.50	106.00	18.40	569.82	569.72	490.27	81.36
MIN	8499			70.10	73.60	60.40	1.10	565.68	566.61	487.68	78.06