Grand Coulee Dam

May 2025

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	Banks Lake Pump kcfs	Banks Lake Pump MWh	Banks Lake Elev
1	67963	2832	91	97.80	124.20	124.20	0.00	1263.80	1264.19	962.40	301.79	3.60	2448	1567.20
2	58933	2456	96	108.80	105.10	105.10	0.00	1263.80	1263.75	960.72	303.03	4.03	2747	1566.91
3	38310	1596	95	106.10	67.70	67.70	0.00	1264.70	1264.18	957.02	307.16	8.10	5867	1566.98
4	48706	2029	101	118.20	86.30	86.30	0.00	1265.30	1265.01	959.17	305.84	8.15	5872	1566.96
5	59879	2495	93	118.20	107.20	107.20	0.00	1265.60	1265.48	961.40	304.08	8.20	5879	1567.04
6	62427	2601	137	120.50	114.80	114.80	0.00	1265.60	1265.59	961.99	303.60	8.20	5879	1567.08
7	57062	2378	146	110.30	104.50	104.50	0.00	1265.50	1265.35	961.63	303.72	6.52	4697	1567.01
8	63995	2666	144	110.10	116.00	116.00	0.00	1265.10	1265.34	961.33	304.01	8.20	5880	1566.97
9	73950	3081	143	118.10	132.60	132.60	0.00	1264.50	1264.78	963.34	301.44	8.12	5880	1566.99
10	55769	2324	145	116.90	99.60	99.60	0.00	1264.80	1264.69	960.15	304.54	8.10	5880	1567.04
11	60165	2507	141	110.70	106.90	106.90	0.00	1264.60	1264.64	961.01	303.63	8.10	5880	1567.08
12	59458	2477	137	116.60	106.70	106.70	0.00	1264.70	1264.49	961.11	303.38	8.10	5880	1567.10
13				118.40	102.90	102.90	0.00	1264.90	1264.78	960.39	304.39			1567.10
14				122.80	96.90	96.90	0.00	1265.30	1265.06	960.02	305.04			1567.29
15				125.90	98.10	98.10	0.00	1265.80	1265.50	960.43	305.07			1567.47
16				125.70	92.20	92.20	0.00	1266.40	1266.10	959.73	306.37			1567.70
17				125.50	70.80	70.80	0.00	1267.70	1266.89	957.43	309.46			1568.14
18				117.20	67.60	67.60	0.00	1268.70	1268.19	956.90	311.29			1568.51
19				135.50	99.10	99.10	0.00	1269.50	1269.12	959.75	309.37			1568.60
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TOT	706617		1469
AVG	58885	2454	122	117.02	99.96	99.96	0.00	1265.59	1265.43	960.31	305.12	7.29	5232	1567.32

MAX	73950			135.50	132.60	132.60	0.00	1269.50	1269.12	963.34	311.29	8.20	5880	1568.60
MIN	38310			97.80	67.60	67.60	0.00	1263.80	1263.75	956.90	301.44	3.60	2448	1566.91