Pilchs #3 Dam Reservoir Report

Last Updated: December 7, 2025

Pilchs #3 Dam, located in Ware, Massachusetts, is a privately owned structure designed for recreational purposes.


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Summary

The dam, completed in 1948, stands at a height of 15.3 feet and has a storage capacity of 85.9 acre-feet, with a normal storage level of 57.2 acre-feet. It is classified as an earth dam with a buttress core type, and it spans 700 feet across a tributary of Beaver Brook.

Although the dam has a low hazard potential, its condition assessment in 2009 rated it as "fair," indicating that some maintenance or upgrades may be necessary. The risk assessment for Pilchs #3 Dam is classified as very high (1), suggesting that there may be potential risks associated with the structure. The state of Massachusetts regulates the dam, with the Department of Conservation and Recreation overseeing its permitting, inspection, and enforcement.

Enthusiasts of water resources and climate in the Hampshire County area of Massachusetts may find Pilchs #3 Dam to be an interesting case study in dam management and recreational use. With its unique design and historical significance, this dam serves as a valuable asset for both local residents and visitors seeking outdoor recreational opportunities in the region.

Year Completed

1948

Dam Length

700

Dam Height

15.3

River Or Stream

TRIBUTARY OF BEAVER BROOK

Primary Dam Type

Earth

Hydraulic Height

15.3

Drainage Area

0.12

Nid Storage

85.9

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

15
       
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.