Deer Meadow Pond Dam Reservoir Report

Last Updated: December 22, 2025

Deer Meadow Pond Dam, located in Chichester, New Hampshire, is a state-regulated structure built in 1938 primarily for recreational purposes.


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Summary

Standing at 15 feet high and 100 feet long, this earth dam with buttress core type holds a maximum storage capacity of 198 acre-feet of water from Deer Meadow Brook. Despite its low hazard potential and fair condition assessment, the dam is subject to regular state inspection, permitting, and enforcement by the New Hampshire Department of Environmental Services Dam Bureau.

With a surface area of 22 acres and a drainage area of 2.1 square miles, Deer Meadow Pond Dam is equipped with an uncontrolled spillway measuring 23 feet in width to manage a maximum discharge of 350 cubic feet per second. While the dam's risk assessment is moderate, it continues to be monitored for any necessary risk management measures. Although the structure has not been modified in recent years, its last inspection in May 2019 indicated a satisfactory state, ensuring the safety and functionality of this essential water resource for the community.

For water resource and climate enthusiasts, Deer Meadow Pond Dam serves as a vital recreational asset in Merrimack County, New Hampshire. Its historical significance as a state-regulated structure underscores the importance of sustainable dam management practices to ensure public safety and environmental preservation in the region. As climate change continues to impact water resources, the maintenance and monitoring of dams like Deer Meadow Pond Dam are crucial for adapting to evolving hydrological conditions and safeguarding the natural ecosystems that depend on them.

Year Completed

1938

Dam Length

100

Dam Height

15

River Or Stream

DEER MEADOW BROOK

Primary Dam Type

Earth

Surface Area

22

Drainage Area

2.1

Nid Storage

198

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.