The Dalles Dam

May 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	19747	823	48	228.60	233.60	136.80	91.00	157.24	158.35	78.74	79.61
2	17167	715	48	214.90	217.40	118.60	93.00	156.76	158.08	78.48	79.60
3	18539	772	48	228.20	221.40	128.60	87.00	158.03	158.32	79.18	79.14
4	18668	778	48	223.70	223.10	128.80	88.50	158.18	158.72	79.00	79.72
5	20250	844	48	241.30	236.70	141.90	89.00	158.99	158.35	79.69	78.66
6				211.60	214.10	113.80	94.50	158.53	158.70	78.85	79.85
7				213.50	210.60	118.80	86.00	159.12	159.40	78.79	80.61
8				215.00	219.30	129.40	84.00	158.31	158.96	79.35	79.61
9				222.10	223.20	129.40	88.00	158.09	158.66	79.19	79.47
10				236.80	234.50	139.70	89.00	158.53	157.97	79.95	78.02
11				236.70	240.10	140.30	94.00	157.89	158.81	79.89	78.92
12				230.50	228.50	127.00	95.70	158.26	158.74	79.37	79.37
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TOT	94371		240
AVG	18874	786	48	225.24	225.21	129.42	89.98	158.16	158.59	79.21	79.38

MAX	20250			241.30	240.10	141.90	95.70	159.12	159.40	79.95	80.61
MIN	17167			211.60	210.60	113.80	84.00	156.76	157.97	78.48	78.02