Hammond Pond Dam Reservoir Report

Last Updated: December 19, 2025

Located in Goshen, Massachusetts, the Hammond Pond Dam is a private earth dam that serves the primary purpose of recreation.


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Summary

The dam, situated on Webster Brook, has a height of 17 feet and a hydraulic height of 12.9 feet, providing a storage capacity of 415 acre-feet. With a surface area of 37.9 acres and a drainage area of 3 square miles, the dam plays a significant role in the region's water resource management.

State-regulated by the Department of Conservation and Recreation, the Hammond Pond Dam has a hazard potential classified as "Significant" and a condition assessment deemed "Satisfactory" as of October 2014. Despite its remote location in Hampshire County, the dam poses a moderate risk and is inspected every five years to ensure its structural integrity. With its uncontrolled spillway type and recreational focus, the Hammond Pond Dam stands as an important infrastructure for both water resource and climate enthusiasts in the area.

As a key feature in the New England District, the Hammond Pond Dam offers not only recreational opportunities but also a glimpse into the complexities of dam management in a changing climate. With its proximity to the Webster Brook and its role in water storage and discharge, the dam presents a case study for sustainable water resource management practices. For enthusiasts interested in the intersection of dams, climate change, and recreational infrastructure, the Hammond Pond Dam is a captivating site worth exploring.

Dam Length

205

Dam Height

17

River Or Stream

WEBSTER BROOK

Primary Dam Type

Earth

Surface Area

37.9

Hydraulic Height

12.9

Drainage Area

3

Nid Storage

415

Hazard Potential

Significant

Foundations

Unlisted/Unknown

Nid Height

17
       
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.