General

• Region (Map) ..................... Lower Colorado
• State (Map) ......................... Arizona
• County ................................. Mohave
• Project: ................................. Parker-Davis
• Dam type: ............................ Earthfill
• Location: ............................. 67mi S Hoover Dam
• Watercourse: ...................... Colorado River
• Reservoir: ............................ Davis
• Construction Date: ............ 1942-1950
• National ID Number ........... AZ10309
• Hydrologic Unit Code .....

Dimensions

• Crest Elevation of Dam: .....................   655.0 ft
• Structural Height of Dam: ..................   200.0 ft
• Crest Length: ....................................... 1600.0 ft
• Top of Joint Use: ................................          NA
• Top of Active Conservation: .............. 647.0 ft
• Top of Inactive Conservation: ............ 570.0 ft
• Spillway Crest: ....................................... 597.0 ft
• Top of Dead Storage: ........................... 533.4 ft
• Streambed at Dam Axis : ...................... 455.0 ft

Hydraulics

• Normal Water Surface Elev: ................. 647.0 ft
• Hydraulic Height: .................................. 140.0 ft
• Service Spillway Type:
•    Uncontrolled  Crest    .................................No
•    Morning-Glory ........................................... No
•    Crest Length    ........................................... NA
•    Gated      ..................................................... Yes
•    Capacity at Elev:  647.0  ft,  .......  214,000  cfs
• Auxiliary Spillway ......................................... No
•     Capacity at Elev.   .................................. 0 cfs
• Outlet Works Capacity at
•     Elevation  610.0 ft.,  ....................... 43,400 cfs

Hydrology

• Drainage Area: ............................... 923 .0 sq mi
• Hydrometeorological Report               HMR 49
• Flood Type: ...............................Winter General
• Storm Duration: ........................................ 72 hrs
• Probable Maximum Flood (PMF) Report:
•   Peak Inflow: .................................... 402,000 cfs
•   Inflow Volume: ...................... 5,712,000 acre-ft
•   Flow Duration: ..................................... 30 days
•   PMF Routing MWS Elev.: ........................ NA
•   Initial Routing Elev: ............................. 645.0 ft
•   Study Date: ................................. August 1989