Lower Granite Dam & Lake

September 2020

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	Midnight Lewiston Gage ft
1	4060	169	42	25.30	24.20	23.70	0.00	736.35	736.50	635.46	101.04	736.49
2	4298	179	42	25.60	25.60	25.20	0.00	736.34	736.54	635.76	100.78	736.60
3	4116	171	42	26.10	24.70	24.00	0.00	736.68	736.96	636.20	100.76	736.92
4	4980	207	41	26.10	29.70	29.20	0.00	735.76	736.53	636.22	100.31	735.93
5	4174	174	41	26.10	25.00	24.50	0.00	736.04	736.11	636.18	99.93	736.25
6	4531	189	41	27.20	27.40	26.70	0.00	735.99	736.35	636.38	99.97	736.17
7	3581	149	41	24.60	21.70	21.20	0.00	736.71	736.60	636.51	100.09	736.76
8	4145	173	41	23.40	24.80	24.30	0.00	736.36	736.79	636.67	100.12	736.53
9	4048	169	41	23.40	24.60	23.90	0.00	736.06	736.40	636.63	99.77	736.16
10	4052	169	42	25.30	24.40	23.90	0.00	736.31	736.49	636.90	99.59	736.42
11	4213	176	42	25.80	25.40	24.90	0.00	736.42	736.80	637.02	99.78	736.61
12	3983	166	41	24.30	24.10	23.60	0.00	736.45	736.77	637.16	99.61	736.72
13	4183	174	41	24.60	25.10	24.70	0.00	736.33	736.55	636.97	99.58	736.46
14	3892	162	42	23.80	23.30	22.90	0.00	736.45	736.72	636.70	100.02	736.71
15				22.90	20.40	20.00	0.00	737.07	737.01	636.98	100.03	737.31
16				23.70	23.90	22.90	0.60	737.03	737.33	637.14	100.19	737.21
17				23.40	23.90	23.40	0.00	736.90	737.22	637.08	100.14	737.17
18				24.10	24.40	24.00	0.00	736.81	737.25	637.04	100.21	737.14
19				23.00	22.70	22.10	0.00	736.89	737.04	637.18	99.86	737.01
20				22.00	21.10	20.70	0.00	737.11	737.18	636.72	100.46	737.35
21				21.60	22.60	22.10	0.00	736.85	737.20	636.19	101.01	737.10
22
23
24
25
26
27
28
29
30

TOT	58257		582
AVG	4161	173	42	24.40	24.24	23.71	0.03	736.52	736.78	636.62	100.15	736.72

MAX	4980			27.20	29.70	29.20	0.60	737.11	737.33	637.18	101.04	737.35
MIN	3581			21.60	20.40	20.00	0.00	735.76	736.11	635.46	99.58	735.93