St. Anthony Falls Upper Lock And Dam

Significant HazardNot Available ConditionEmergency Action Plan: Yes

Location

StateMinnesota
CountyHennepin
Nearest CityMINNEAPOLIS
River/StreamMISSISSIPPI RIVER
Coordinates44.98144, -93.25764

Physical Characteristics

Dam TypeConcrete
NID Height93 ft
Dam Height83 ft
Dam Length1,900 ft
Year Completed1963 (63 years old)

Storage & Hydraulics

NID Storage4,900 acre-ft
Max Storage4,900 acre-ft
Normal Storage3,150 acre-ft
Surface Area35 acres
Drainage Area19,680 sq mi
Max Discharge91,000 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeNavigation
OwnerUSACE - St. Paul District; Xcel Energy
Owner TypeFederal
Hazard ClassificationSignificant
Condition AssessmentNot Available
Last Inspection10/06/2020
Emergency Action PlanYes

Identifiers

NID IDMN00590
Federal IDMN00590
More InfoState Dam Safety Program

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