Carry Falls Spillway Reservoir Report

Last Updated: December 17, 2025

Carry Falls Spillway, located in Stark, New York, is a private hydroelectric dam on the Raquette River that was completed in 1953.


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Summary

This gravity dam stands at a height of 76 feet and has a length of 826 feet, with a storage capacity of 104,463 acre-feet. The spillway, which is controlled and 110 feet wide, helps manage the maximum discharge of 18,800 cubic feet per second.

Owned by a private entity, Carry Falls Spillway is regulated by the Federal Energy Regulatory Commission and undergoes regular inspections to ensure its safety and functionality. The dam serves the primary purpose of generating hydroelectric power while also providing opportunities for recreation in the area. With a hazard potential rated as high and a very high risk assessment score of 1, the spillway is closely monitored for any potential risks or issues.

Despite its high hazard potential, Carry Falls Spillway remains a vital structure for the region, providing renewable energy and recreational opportunities. With its impressive design and engineering, the dam continues to be a significant asset in the management of water resources and climate considerations in the area.

Year Completed

1953

Dam Length

826

Dam Height

76

River Or Stream

Raquette River

Primary Dam Type

Gravity

Surface Area

3000

Drainage Area

877

Nid Storage

104463

Outlet Gates

Slide (sluice gate) - 2, Tainter (radial) - 2

Hazard Potential

High

Foundations

Rock

Nid Height

76
       
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.