South Wind Lake Dam Reservoir Report

Last Updated: December 6, 2025

South Wind Lake Dam, located in Woodbourne, Sullivan County, New York, is a privately owned structure that serves the primary purpose of recreation.


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Summary

Completed in 1960, this earth dam stands at a height of 8 feet and has a length of 280 feet, creating a reservoir with a maximum storage capacity of 81 acre-feet. The dam overlooks the TR-NEVERSINK RIVER and is regulated by the NYS DEC, with state permitting, inspection, and enforcement in place.

With a low hazard potential and a moderate risk assessment rating, South Wind Lake Dam has not been rated for its condition as of yet. Although last inspected in 1988, the dam is noted for its uncontrolled spillway type and its ability to manage maximum discharges of up to 70 cubic feet per second. The surrounding area covers 23 acres, providing ample space for recreational activities such as fishing, boating, and hiking.

South Wind Lake Dam is a hidden gem for water resource and climate enthusiasts, offering a tranquil oasis in the heart of New York. Its historical significance, coupled with its recreational amenities, make it a unique destination for outdoor enthusiasts seeking a peaceful retreat. While the dam's risk assessment remains moderate, ongoing monitoring and potential updates will ensure its long-term safety and continued enjoyment for visitors.

Year Completed

1960

Dam Length

280

Dam Height

8

River Or Stream

TR-NEVERSINK RIVER

Primary Dam Type

Earth

Surface Area

23

Nid Storage

81

Hazard Potential

Low

Nid Height

8
       
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.