Ice Harbor Dam

Friday December 19, 2025

Hour	Total Outflow kcfs	Generation Flow kcfs	Spill kcfs	Forebay Elevation	Tailwater Elevation	Average Head	Nav Lock Tailwater Elevation
1	53.60	53.10	0.00	438.43	342.94	95.49	342.57
2	52.60	52.10	0.00	438.34	342.27	96.07	341.93
3	40.90	40.40	0.00	438.15	341.75	96.40	341.61
4	41.20	40.70	0.00	437.91	341.76	96.15	341.55
5	41.10	40.60	0.00	437.93	341.72	96.21	341.52
6	41.10	40.60	0.00	437.67	341.68	95.99	341.50
7	41.20	40.70	0.00	437.91	341.69	96.22	341.51
8	41.00	40.50	0.00	438.29	341.60	96.69	341.45
9	39.30	38.80	0.00	438.43	340.95	97.48	340.84
10	27.00	26.50	0.00	438.32	340.32	98.00	340.31
11	26.90	26.40	0.00	438.28	340.59	97.69	340.53
12	26.90	26.40	0.00	438.37	340.58	97.79	340.55
13	26.80	26.30	0.00	438.28	340.55	97.73	340.55
14	28.30	26.30	0.00	438.18	340.73	97.45	340.65
15	26.90	26.40	0.00	438.30	340.67	97.63	340.63
16	27.00	26.50	0.00	438.22	340.92	97.30	340.88
17	40.00	39.50	0.00	438.01	341.91	96.10	341.74
18	40.80	40.30	0.00	438.27	341.92	96.35	341.70
19	41.90	41.40	0.00	438.01	342.43	95.58	342.26
20	53.70	53.20	0.00	437.88	343.09	94.79	342.80
21	54.50	54.00	0.00	438.29	343.16	95.13	342.86
22	53.40	52.90	0.00	438.21	342.49	95.72	342.26
23	38.30	37.80	0.00	438.60	341.16	97.44	341.24
24	26.20	25.70	0.00	438.36	340.72	97.64	340.78

AVG	38.77	38.21	0.00	438.19	341.57	96.63	341.43

MAX	54.50	54.00	0.00	438.60	343.16	98.00	342.86
MIN	26.20	25.70	0.00	437.67	340.32	94.79	340.31