Broccy Creek Dam Reservoir Report

Last Updated: December 6, 2025

Broccy Creek Dam, located in Westchester, New York, was completed in 1990 and is owned by the state.


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Summary

This earth dam stands at a height of 7 feet and has a length of 50 feet, providing a storage capacity of 81 acre-feet. The dam serves primarily for other purposes and is regulated by the NYS DEC, with state permitting, inspection, and enforcement in place to ensure its safety and functionality.

With a low hazard potential and a moderate risk assessment rating, Broccy Creek Dam plays a crucial role in managing water resources in the area. The dam controls the flow of Broccy Creek, with a maximum discharge of 146 cubic feet per second and an uncontrolled spillway width of 10 feet. The dam's surface area covers 12 acres, serving a drainage area of 0.31 square miles, highlighting its importance in flood control and water supply management.

Despite its age, Broccy Creek Dam has not been rated for its condition, indicating the need for further assessment and potential maintenance. The dam's emergency action plan status and risk management measures are currently not specified, suggesting a need for updated protocols to ensure the safety of surrounding communities and the longevity of the dam's operation. As a significant water resource infrastructure in the region, ongoing monitoring and maintenance of Broccy Creek Dam are essential for sustainable water management practices and climate resilience.

Year Completed

1990

Dam Length

50

Dam Height

7

River Or Stream

BROCCY CREEK

Primary Dam Type

Earth

Surface Area

12

Drainage Area

0.31

Nid Storage

81

Hazard Potential

Low

Nid Height

7
       
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.