Briarwood Lake Dam Reservoir Report

Last Updated: December 13, 2025

Briarwood Lake Dam in Medford, New Jersey, is a privately owned structure primarily utilized for recreation.


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Summary

The dam, standing at a height of 12 feet and a length of 200 feet, creates a surface area of 6 acres and is situated on Haynes Creek-TR. Despite its recreational purpose, the dam poses a significant hazard potential and has been assessed to be in poor condition as of March 2021.

The dam is under the regulatory jurisdiction of the New Jersey Department of Environmental Protection (NJDEP) and undergoes regular state inspections and enforcement measures. Its last inspection in March 2021 highlighted the poor condition and significant hazard potential associated with the structure. With a history of modifications and no specific completion year listed, the dam requires careful management and potentially further risk assessment to ensure the safety of the surrounding area and community.

Located in Burlington County, Briarwood Lake Dam falls under Congressional District 03, New Jersey, represented by Andy Kim. With its earth dam type and limited storage capacity, the structure underscores the importance of proper maintenance and adherence to state regulations in order to mitigate any potential risks associated with its condition. Water resource and climate enthusiasts would find this case study a compelling example of the intersection between recreational infrastructure and environmental safety.

Dam Length

200

Dam Height

12

River Or Stream

Haynes Creek-TR

Primary Dam Type

Earth

Surface Area

6

Drainage Area

0.27

Hazard Potential

Significant

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.