Highland Glens Inc Dam Site #2 Reservoir Report

Last Updated: December 6, 2025

Highland Glens INC Dam Site #2, also known as McIntosh Lake 2, is a privately owned dam located in Wyoming, New York.


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Summary

Built in 1966, this earthen dam stands at a height of 17 feet and spans a length of 2120 feet, providing a maximum storage capacity of 177 acre-feet. Situated on the TR-Cayuga Creek, this dam serves a primary purpose of recreation with a normal storage capacity of 153 acre-feet, covering a surface area of 23 acres with a drainage area of 0.5 square miles.

Despite being categorized as a low hazard potential, Highland Glens INC Dam Site #2 poses a high risk due to its condition assessment being labelled as "Not Rated". Although the dam has been inspected as recently as April 1996, the lack of a current assessment raises concerns about its structural integrity and safety. As a state-regulated facility under the jurisdiction of the New York State Department of Environmental Conservation (NYS DEC), the dam is subject to state permitting, inspection, and enforcement to ensure compliance with safety standards and regulations.

For water resource and climate enthusiasts, Highland Glens INC Dam Site #2 offers an intriguing case study of a privately owned recreational dam in New York. With its unique location on the TR-Cayuga Creek and its historical significance dating back to the 1960s, the dam presents both opportunities for leisure activities and challenges in terms of risk management and maintenance. As discussions around dam safety and climate resilience continue to evolve, understanding the complexities of facilities like Highland Glens INC Dam Site #2 is essential for safeguarding water resources and protecting communities from potential hazards.

Year Completed

1966

Dam Length

2120

Dam Height

17

River Or Stream

TR-CAYUGA CREEK

Primary Dam Type

Earth

Surface Area

23

Drainage Area

0.5

Nid Storage

177

Hazard Potential

Low

Nid Height

17
       
Seasonal Comparison

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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.