Ogdensburg

New York — St. Lawrence County — Oswegatchie River

Location

StateNew York
CountySt. Lawrence
RiverOswegatchie River
Coordinates44.69220, -75.49340

Physical Characteristics

NID Height12 ft
Dam Height12 ft
Dam Length504 ft
NID Storage1,450 acre-ft
Max Storage1,450 acre-ft
Surface Area290 acres

Safety Classification

Hazard PotentialHigh
Condition AssessmentSatisfactory
EAP StatusYes
Last InspectionSeptember 26, 2022
Inspection Frequency1

Dam Information

Year Completed1910
Primary PurposeHydroelectric
Dam TypeGravity
Owner TypeLocal Government
OwnerCity of Ogdensburg

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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