John Day & Lake Umatilla

December 2023

Day of Month	Inflow kcfs	Total Outflow kcfs	Generation Flow kcfs	Spill kcfs	Midnight Reservoir Elevation	Average Forebay Elevation	Average Tailwater Elevation	Average Head feet
1	115.70	118.30	117.40	0.00	265.63	265.54	160.30	105.24
2	98.10	124.30	123.20	0.00	264.63	264.99	160.34	104.65
3	102.10	107.40	106.30	0.00	264.43	264.40	160.11	104.29
4	82.30	97.80	96.70	0.00	263.82	264.16	159.32	104.84
5	69.40	76.80	75.90	0.00	263.53	263.72	159.49	104.23
6	76.50	71.50	70.70	0.00	263.72	263.69	159.74	103.95
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TOT
AVG	90.68	99.35	98.37	0.00	264.29	264.42	159.88	104.53

MAX	115.70	124.30	123.20	0.00	265.63	265.54	160.34	105.24
MIN	69.40	71.50	70.70	0.00	263.53	263.69	159.32	103.95