Mississippi River Lock and Dam 25

Missouri — Lincoln County — MISSISSIPPI RIVER

Location

StateMissouri
CountyLincoln
RiverMISSISSIPPI RIVER
Coordinates39.00433, -90.68794

Physical Characteristics

NID Height75 ft
Dam Height25 ft
Dam Length26,400 ft
NID Storage176,000 acre-ft
Max Storage176,000 acre-ft
Surface Area13,000 acres

Safety Classification

Hazard PotentialSignificant
Condition AssessmentNot Available
EAP StatusYes
Last InspectionAugust 21, 2025
Inspection Frequency5

Dam Information

Year Completed1939
Primary PurposeNavigation
Dam TypeConcrete
Owner TypeFederal
OwnerUSACE - St. Louis District
Other NameMississippi River

Location Map

About This Dam Record

Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.

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