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hos Angeles District Alamo Dam Page 2 of 2 <br />Low -flow Butterfly Valve 18- inches <br />Conduit Length 1290 feet XXX meters <br />Entrance Invert Elevation 990 feet NGVD <br />Reservoir <br />Area at Spillway Crest <br />13,300Acres <br />XXX sm <br />Gross Storage at Spillway Crest <br />995,300 Acre- <br />xxx MCM <br />feet <br />Flood Control Allocation <br />608,000 Acre- <br />xxx MCM <br />feet <br />Water Conservation Allocation <br />230,000 Acre - <br />Feet <br />Sedimentation Allocation (100 -yr) <br />50,000 Acre -feet <br />xxx MCM <br />Reservoir Design Flood <br />Total Volume <br />613,000 Acre- <br />xxx MCM <br />feet <br />Peak Inflow <br />389,000 cfs <br />xxx cros <br />Peak Outflow <br />7,000 cfs <br />xxx cros <br />Resulting Peak Water Surface <br />1,233 feet, <br />XXX meters, <br />Elevation <br />NGVD <br />NGVD <br />Spillway Design Flood <br />Total Volume <br />1,390,000 Acre- <br />xxx MCM <br />feet <br />Peak Inflow <br />820,000 cfs <br />xxx cros <br />Peak Outflow <br />375,315 cfs <br />xxx cros <br />Notes <br />NGVD = National Geodetic Vertical Datum of 1929. <br />MCM = million cubic meters <br />cfs = cubic feet per second <br />cros = cubic meters per second <br />sm = square meters <br />"allocated" storages are not the same as present condition storages. <br />View Current Alamo Dam Data <br />Alamo Dam Flood Inundation Mans <br />Return to Main Page <br />Last Updated on November 20, 1997 by R. Stuart <br />http: / /www.spl.usace. army .mil /resreg/htdocs /almo.html 1/7/2005 <br />