Clarkville Pond Reservoir Report

Last Updated: December 5, 2025

Clarkville Pond in Glocester, Rhode Island, is a recreational haven with a rich history dating back to its completion in 1872.


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Summary

This private rockfill dam boasts a height of 14 feet and a storage capacity of 165 acre-feet, providing ample opportunities for boating, fishing, and other water-based activities on its 13-acre surface area. The pond is situated along Mary Brown Brook and is regulated by the state, ensuring proper inspection and enforcement to maintain its integrity.

Despite its tranquil recreational offerings, Clarkville Pond poses a high hazard potential due to its condition being currently unrated. The dam's spillway width of 28 feet and maximum discharge capacity of 611 cubic feet per second highlight the importance of proper management and maintenance to mitigate any risks associated with potential inundation. While the pond's Emergency Action Plan status and risk assessment measures remain unclear, its location within the New England District underscores the need for continued monitoring and adherence to regulatory guidelines to ensure public safety and water resource sustainability.

As a beloved destination for water enthusiasts in Providence County, Clarkville Pond serves as a vital recreational resource that requires ongoing attention and stewardship. With its picturesque surroundings and historical significance, this dam serves as a reminder of the delicate balance between human enjoyment and environmental responsibility in the face of climate change challenges. By prioritizing regular inspections, risk assessments, and emergency preparedness, stakeholders can safeguard this cherished water body for future generations to enjoy.

Year Completed

1872

Dam Length

400

Dam Height

14

River Or Stream

MARY BROWN BROOK

Primary Dam Type

Rockfill

Surface Area

13

Hydraulic Height

10

Drainage Area

4

Nid Storage

165

Structural Height

14

Hazard Potential

High

Nid Height

14
       
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.