US Army Corps of Engineers

Dexter Dam & Lake on MF Willamette River

September 2026

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow cfsTotal Outflow cfsGeneration Flow cfsSpill cfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feetMidnight Storage kaf
1 128 5 1 1672 1650 1600 0 692.32 691.93 637.61 54.32 24710.17
2 127 5 1 2007 1620 1570 0 692.55 692.46 637.58 54.88 24931.95
3 123 5 1 1519 1580 1530 0 692.30 692.42 637.54 54.88 24691.00
4 123 5 1 1580 1530 0 692.25
5 124 5 1 1590 1540 0 692.46 692.39 637.55 54.84 24845.16
6 1681 1600 692.63 692.56 637.56 55.00 25009.06
7 1648 1590 692.73 692.69 637.56 55.13 25106.06
8 1639 1650 692.69 692.73 637.59 55.14 25067.28
9 1630 1690 692.59 692.64 637.59 55.05 24970.38
10 1629 1670 692.50 692.56 637.56 55.00 24884.00
11 1620 1650 692.43 692.45 637.57 54.88 24816.06
12 1603 1550 692.53 692.49 637.53 54.96 24912.76
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TOT 625  5         
AVG 125 5 1 1665 1618 1554 0 692.52 692.46 637.57 54.92 24903.99
MAX 128   2007 1690 1600 0 692.73 692.73 637.61 55.14 25106.06
MIN 123   1519 1550 1530 0 692.30 691.93 637.53 54.32 24691.00