C H Walker Dam Reservoir Report

Last Updated: December 14, 2025

C H Walker Dam, located in North Hudson, New York, is a historic masonry dam completed in 1911 with a height of 12 feet and a length of 120 feet.


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Summary

This state-regulated dam on Black Brook serves as a crucial water resource with a storage capacity of 166 acre-feet, providing essential water management for the surrounding area. Despite its low hazard potential, the dam's moderate risk assessment indicates the need for ongoing monitoring and maintenance to ensure its structural integrity and safety.

Managed by the New York State Department of Environmental Conservation, C H Walker Dam plays a significant role in maintaining the water supply and mitigating potential flooding risks in Essex County, New York. With an uncontrolled spillway and a spillway width of 25 feet, the dam has been designated for purposes other than flood control or hydropower generation. Although the dam's condition assessment is currently not rated, its regular state inspections and enforcement measures help to ensure the safety of the surrounding community and environment.

As climate change continues to impact water resources and infrastructure, the importance of dams like C H Walker Dam in water management and conservation efforts cannot be overstated. With its historical significance, strategic location, and state-regulated status, the dam serves as a vital piece of New York's water resource infrastructure. Ongoing risk management measures and adherence to state regulations are essential to safeguarding the dam's functionality and resilience in the face of changing climate conditions.

Year Completed

1911

Dam Length

120

Dam Height

12

River Or Stream

BLACK BROOK

Primary Dam Type

Masonry

Surface Area

18

Nid Storage

166

Hazard Potential

Low

Nid Height

12
       
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.