Lock 33 Dam Erie Canal

NEW YORK STATE BARGE CANAL· Monroe, New York· Built 1908· Concrete· 40 ft tall
High Hazard Hydroelectric Navigation State Government

Key Takeaway

Lock 33 Dam Erie Canal is classified as high hazard in New York. It was completed in 1908 and is 118 years old. Its primary use is hydroelectric. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 40 ft (taller than 88.1% in NY)
Dam Length88 ft
Dam TypeConcrete
Max Storage2.0K acre-ft
Normal Storage2.0K acre-ft
Surface Area200 acres
Year Completed1908 (118 years old)
NID IDNY01540

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: September 14, 2020
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

New York State Canal Corporation

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lock 33 Dam Erie Canal?

Lock 33 Dam Erie Canal is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Lock 33 Dam Erie Canal?

Lock 33 Dam Erie Canal is owned by New York State Canal Corporation (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lock 33 Dam Erie Canal built?

Lock 33 Dam Erie Canal was completed in 1908, making it 118 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Lock 33 Dam Erie Canal?

Lock 33 Dam Erie Canal serves the following purposes: Hydroelectric, Navigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lock 33 Dam Erie Canal?

Lock 33 Dam Erie Canal has a dam height of 40 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Lock 33 Dam Erie Canal last inspected?

Lock 33 Dam Erie Canal was last inspected on September 14, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.