Chief Joseph Dam & Rufus Woods Lake

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	25111	1046	26	75.90	77.90	77.90	0.00	953.10	953.30	779.40	173.90
2	24450	1019	24	78.90	75.80	75.80	0.00	953.90	953.20	779.60	173.60
3	22390	933	27	67.70	69.70	69.70	0.00	953.40	953.30	780.30	173.00
4	17270	720	27	51.50	54.60	54.60	0.00	952.60	952.60	779.10	173.50
5				46.80	44.90	44.90	0.00	953.10	953.00	777.00	176.00
6				45.10	46.90	46.90	0.00	952.70	952.60	779.90	172.70
7				49.50	49.10	49.10	0.00	952.80	952.70	780.70	172.00
8				54.30	55.50	55.50	0.00	952.50	952.90	780.70	172.20
9				42.40	40.90	40.90	0.00	952.90	953.00	779.40	173.60
10				45.40	47.70	47.70	0.00	952.30	952.90	779.10	173.80
11				49.30	48.90	48.90	0.00	952.40	952.80	778.80	174.00
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TOT	89221		104
AVG	22305	929	26	55.16	55.63	55.63	0.00	952.88	952.94	779.45	173.48

MAX	25111			78.90	77.90	77.90	0.00	953.90	953.30	780.70	176.00
MIN	17270			42.40	40.90	40.90	0.00	952.30	952.60	777.00	172.00