Statistical Data
Dam
Type: Concrete-gravity and earthfill
Dimensions:
Max Height, feet......................................................................258
Length, feet (concrete, 1796; earth 3940)...........................5,736
Elevations (above mean sea level):
Top of dam.............................................................................773
Top of gates...........................................................................760
Spillway crest..........................................................................723
Quantities:
Concrete, cubic yards...................................................1,380,000
Earthfill, cubic yards....................................................10,016,500
Spillway crest gates:
Number and type..........................................................10, Radial
Size (width and height), feet..............................................50 x 37
Discharge capacity, c.f.s..................................................553,000
Sluices:
Number of conduits.....................................................................6
Size (width and height, feet...................................................4 x 6
Total discharge capacity, c.f.s.............................................9,800
Hydro Power
Installation....................................................270,000 kw. in 6 units
Rating each generator, kw................................................45,000
Estimated energy output, average yearly kwh.......800,000,000
Reservoir
Drainage area,square miles.................................................5,789
Area, acres:
Top of Flood-control pool (El. 760)....................................63,530
Maximum power pool (El. 723)...........................................50,250
Minimum power pool (El. 673)............................................35,820
Storage capacities, acre-feet:
Flood control (El. 760-723)...........................................2,094,000
Power drawdown (El. 723-673).....................................2,142,000
Dead (below El. 673)....................................................1,853,000
Total (below El. 760).....................................................6,089,000
Length of pool at El. 760, river miles.....................................101
Shoreline, pool at El. 760, miles...........................................1,255
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