Lock 32 Dam Erie Canal Reservoir Report

Last Updated: December 5, 2025

Lock 32 Dam on the Erie Canal in Pittsford, New York, is a significant structure that plays a crucial role in navigation along the New York State Barge Canal.


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Summary

Built in 1908, this concrete dam stands at a height of 40 feet and spans 350 feet in length, with a storage capacity of 488 acre-feet. With a maximum discharge of 1510 cubic feet per second and a spillway width of 42 feet, the dam serves as a key component of the canal's infrastructure.

Despite its age, Lock 32 Dam is still actively regulated, permitted, inspected, and enforced by the New York State Department of Environmental Conservation. However, recent assessments have classified its condition as poor, with a high hazard potential. The dam's emergency action plan is in need of revision, and risk assessments indicate a moderate level of risk associated with the structure. With its historical significance and importance for water resource management in the region, efforts to improve the dam's condition and safety measures are essential to ensure the continued function of the Erie Canal system.

As water resource and climate enthusiasts continue to monitor the state of Lock 32 Dam, collaboration between state agencies, local authorities, and stakeholders will be crucial in implementing effective risk management measures and emergency preparedness protocols. By addressing the structural deficiencies and potential hazards associated with the dam, while also preserving its historical and navigational significance, the Erie Canal system can continue to serve as a vital link for transportation and water management in the region for generations to come.

Year Completed

1908

Dam Length

350

Dam Height

40

River Or Stream

NEW YORK STATE BARGE CANAL

Primary Dam Type

Concrete

Surface Area

30

Nid Storage

488

Hazard Potential

High

Nid Height

40
       
Seasonal Comparison

Weather Forecast

Dam Data Reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
Poor A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.
Not Available
Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.