Brooklyn Run (Pa-468) Reservoir Report

Last Updated: December 6, 2025

Brooklyn Run (Pa-468) is a vital earth dam located in Brooklyn Township, Pennsylvania, serving as a key component in flood risk reduction efforts in the region.


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Summary

Completed in 1967, this dam stands at a height of 64 feet and spans 680 feet in length, with a storage capacity of 65 acre-feet. The dam is under the jurisdiction of the Pennsylvania Department of Environmental Protection and is regularly inspected, regulated, and enforced to ensure its structural integrity and performance.

With a hazard potential rated as high and a fair condition assessment, Brooklyn Run (Pa-468) plays a crucial role in safeguarding the surrounding area from potential flooding events. The dam's primary purpose is flood risk reduction, and it has a normal storage capacity of 3 acre-feet, serving a drainage area of 0.38 square miles. Despite its age, the dam continues to be maintained and monitored, with the latest inspection conducted in September 2020 to ensure its functionality and safety for the community it protects.

As a significant structure in the Baltimore District of the US Army Corps of Engineers, Brooklyn Run (Pa-468) exemplifies the collaborative efforts between local government and state agencies to manage water resources and mitigate the impacts of climate change. With its strategic location and design, this dam stands as a testament to effective flood control measures, highlighting the importance of infrastructure in enhancing resilience to environmental challenges.

Year Completed

1967

Dam Length

680

Dam Height

64

River Or Stream

BROOKLYN RUN

Primary Dam Type

Earth

Surface Area

1

Drainage Area

0.38

Nid Storage

65

Hazard Potential

High

Foundations

Unlisted/Unknown

Nid Height

64
       
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.