Garrison Dam Williston Levee (Lake Sakakawea)

Field Descriptions

Dam Name: Garrison Dam Williston Levee
Other Name: LAKE SAKAKAWEA
NID ID: ND00145
Longitude: -101.43167
Latitude: 47.50167
County: MCLEAN
River: MISSOURI RIVER
State: ND
Nearest City: STANTON
Distance: 10.00 miles
Owner Name: CENWO
Owner Type: Federal
Private Dam? No
Dam Type: Earth
Purposes: Flood Control
Year Completed: 1953
Dam Length: 11300 feet
Structural Height: 210 feet
Hydraulic Height: 180 feet
Maximum Discharge: 827000 cu ft/sec
Maximum Storage: 24500000 acre-feet
Normal Storage: 18500000 acre-feet
Surface Area: 133000 acres
Drainage Area: 180940 square miles
Hazard Potential: High
Emergency Action Plan? Yes
Inspection Date: 2010-05-20
Inspection Frequency: 5
State Regulated Dam? No
Spillway Type: Controlled
Spillway Width: 1336 feet
Volume of Dam: 66500000 cubic yards
Federal Funding Agency: LAKE SAKAKAWEA
Federal Design Agency: Department of Defense;
U.S. Army Corps of Engineers
Federal Construction Agency: Department of Defense;
U.S. Army Corps of Engineers
Federal Regulatory Agency: Department of Defense;
U.S. Army Corps of Engineers
Federal Inspection Agency: CE
Federal Operating Agency: Department of Defense;
U.S. Army Corps of Engineers
Federal Owner (Agency): Department of Defense;
U.S. Army Corps of Engineers
Other Federal Agencies: Department of Defense;
U.S. Army Corps of Engineers
Source Agency: Department of Defense;
U.S. Army Corps of Engineers

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