Lake Uncas Dam, located in Grooville, Sullivan County, New York, is a privately owned earth dam completed in 1940 for recreational purposes.
Wind
Humidity
With a height of 12 feet and a length of 240 feet, the dam creates a reservoir with a storage capacity of 184 acre-feet. The dam is situated on the TR-SPRAGUE BROOK, and its primary purpose is to support recreational activities in the area.
Despite being categorized as having low hazard potential, the dam's condition has not been rated, and its last inspection took place in June 2009. The dam features an uncontrolled spillway with a width of 40 feet and a maximum discharge capacity of 55 cubic feet per second. The risk assessment for Lake Uncas Dam is rated as moderate (3), indicating a level of risk management measures that may need to be implemented to ensure its continued safety and integrity.
For water resource and climate enthusiasts, Lake Uncas Dam represents an interesting case study in private dam ownership and management for recreational purposes. As the dam is regulated by the NYS DEC and subject to state permitting, inspection, and enforcement, it serves as a valuable example of how private entities can contribute to water resource management while ensuring public safety and environmental protection. The dam's location in a picturesque setting with a surface area of 32 acres adds to its significance as a vital water resource in the region.
Year Completed |
1940 |
Dam Length |
240 |
Dam Height |
12 |
River Or Stream |
TR-SPRAGUE BROOK |
Primary Dam Type |
Earth |
Surface Area |
32 |
Nid Storage |
184 |
Hazard Potential |
Low |
Nid Height |
12 |
| Location | Reservations | Toilets |
|---|---|---|
Drakesville City Park
|
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Lake Wapello State Park Campground
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Lake Wapello State Park
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