Naultaug Brook Pond Dam Reservoir Report

Last Updated: December 13, 2025

Naultaug Brook Pond Dam, located in Warren, Massachusetts, is a gravity dam with a primary purpose of recreation.


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Summary

The dam, standing at 18 feet high with a hydraulic height of 12 feet, creates a pond with a storage capacity of 51 acre-feet. The dam is regulated by the Department of Conservation and Recreation in Massachusetts and undergoes state inspections and enforcement to ensure its safety and compliance with regulations.

The dam poses a significant hazard potential and has a fair condition assessment as of the last inspection in December 2016. It has a moderate risk rating and a inspection frequency of 5 years. Despite its moderate risk, the dam remains a popular recreational spot for enthusiasts looking to enjoy the water resources of Naultaug Brook. With its picturesque location and important role in providing outdoor recreation, Naultaug Brook Pond Dam is a vital part of the local ecosystem.

While the dam serves as a key attraction for visitors seeking recreational opportunities, it is also important to recognize the potential risks associated with its operation. With ongoing monitoring and maintenance, the dam can continue to provide a safe and enjoyable environment for water resource and climate enthusiasts to appreciate the beauty of Naultaug Brook and its surrounding natural landscape.

Dam Length

125

Dam Height

18

River Or Stream

NAULTAUG BROOK

Primary Dam Type

Gravity

Surface Area

7

Hydraulic Height

12

Drainage Area

3.5

Nid Storage

51

Hazard Potential

Significant

Foundations

Unlisted/Unknown

Nid Height

18
       
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.