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	16550	690	48	211.60	214.10	113.80	94.50	158.53	158.70	78.85	79.85
7	17452	727	48	213.50	210.60	118.80	86.00	159.12	159.40	78.79	80.61
8	18853	786	48	215.00	219.30	129.40	84.00	158.31	158.96	79.35	79.61
9	18746	781	48	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
13				226.80	227.00	129.90	91.30	158.21	158.42	80.38	78.04
14				226.80	227.30	130.50	91.00	158.13	158.64	80.08	78.56
15				243.50	242.90	146.10	91.00	158.24	158.69	80.16	78.53
16				230.40	229.80	127.00	97.00	158.33	158.67	79.20	79.47
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TOT	165972		432
AVG	18441	768	48	226.90	226.84	130.41	90.62	158.18	158.59	79.39	79.20

MAX	20250			243.50	242.90	146.10	97.00	159.12	159.40	80.38	80.61
MIN	16550			211.60	210.60	113.80	84.00	156.76	157.97	78.48	78.02