Wanapum Dam & Lake

January 2021

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	14300	596	22	102.30	106.00	104.80	0.00	566.36	566.48	490.23	76.25
2	11607	484	22	109.10	83.60	82.40	0.00	569.91	567.87	489.15	78.72
3	13280	553	22	113.70	105.00	93.90	10.10	571.09	571.03	490.43	80.60
4	16114	671	21	123.20	123.90	114.20	8.70	570.99	570.76	491.61	79.15
5	16398	683	20	110.50	119.10	118.10	0.00	569.81	569.28	491.45	77.83
6	16420	684	21	123.60	118.70	117.70	0.00	570.48	569.61	491.40	78.21
7	18163	757	21	135.00	131.40	130.40	0.00	570.97	570.57	491.93	78.64
8	19295	804	21	143.50	141.00	140.00	0.00	571.31	570.79	492.44	78.35
9	19481	812	22	141.40	143.20	142.20	0.00	571.06	570.55	492.57	77.98
10	18870	786	21	132.20	137.70	136.70	0.00	570.31	570.32	492.16	78.16
11	17960	748	21	132.80	131.50	130.50	0.00	570.50	569.91	491.95	77.96
12	17812	742	21	134.80	128.20	127.20	0.00	571.40	570.33	491.53	78.80
13	18585	774	21	121.30	136.50	134.60	0.90	569.31	570.53	492.28	78.25
14	18176	757	21	144.80	133.10	132.10	0.00	570.92	569.92	492.00	77.92
15	19421	809	22	152.40	148.30	141.30	6.00	571.47	571.18	492.88	78.30
16	20395	850	22	149.40	152.50	149.50	1.90	571.06	571.18	493.04	78.14
17	17836	743	22	114.10	129.60	128.60	0.00	568.92	570.23	491.85	78.38
18	17448	727	23	134.60	127.30	126.30	0.00	569.93	569.91	491.60	78.31
19				135.20	130.50	129.50	0.00	570.57	570.23	491.87	78.36
20				129.00	127.50	126.50	0.00	570.78	570.76	491.77	78.99
21				135.70	131.00	130.00	0.00	571.42	570.81	491.98	78.83
22				133.20	135.30	134.30	0.00	571.13	570.93	492.32	78.61
23				133.80	140.20	139.20	0.00	570.25	570.60	492.42	78.18
24				137.30	141.70	140.70	0.00	569.65	569.66	492.29	77.37
25				144.90	144.30	143.30	0.00	569.73	569.81	492.46	77.35
26
27
28
29
30
31

TOT	311561		386
AVG	17309	721	21	130.71	129.88	127.76	1.10	570.37	570.13	491.82	78.31

MAX	20395			152.40	152.50	149.50	10.10	571.47	571.18	493.04	80.60
MIN	11607			102.30	83.60	82.40	0.00	566.36	566.48	489.15	76.25