Maple Spring Pond Dam Reservoir Report

Last Updated: December 19, 2025

Maple Spring Pond Dam, located in Holden, Massachusetts, is a local government-owned structure that plays a crucial role in water supply management.


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Summary

Built in 1885, this rockfill dam stands at 11 feet high and spans a length of 400 feet, with a storage capacity of 162 acre-feet. Situated on a tributary of the Quinapoxet River, it serves as a vital resource for the surrounding area.

With a significant hazard potential and a fair condition assessment as of June 2016, Maple Spring Pond Dam is subject to regular inspections by the state regulatory agency, the Department of Conservation and Recreation. It operates under a state permit, with measures in place for enforcement and emergency preparedness. The dam's spillway type is uncontrolled, and it is designated for water supply purposes, highlighting its importance in managing the local water resources.

Managed by the New England District of the US Army Corps of Engineers, Maple Spring Pond Dam poses a moderate risk level, with a risk assessment rating of 3. While it currently meets guidelines for emergency action plans and risk management measures, ongoing monitoring and maintenance are essential to ensure its continued safety and functionality in the face of changing climate conditions. Enthusiasts of water resources and climate will find Maple Spring Pond Dam to be a fascinating example of infrastructure that plays a critical role in water supply management.

Year Completed

1885

Dam Length

400

Dam Height

11

River Or Stream

TRIBUTARY OF QUINAPOXET RIVER

Primary Dam Type

Rockfill

Surface Area

41

Hydraulic Height

9

Drainage Area

1.52

Nid Storage

162

Hazard Potential

Significant

Foundations

Unlisted/Unknown

Nid Height

11
       
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.