Lake Kanawauke Dam, located in New Sebago Beach, Rockland, New York, is a state-regulated structure with a primary purpose of recreation.
Wind
Humidity
Built in 1918, this concrete dam stands at a height of 20 feet and spans a length of 294 feet, creating a reservoir with a normal storage capacity of 1558 acre-feet and a surface area of 186 acres. The dam, situated on the Stony Brook river, is equipped with an uncontrolled spillway measuring 242 feet wide.
Despite its high hazard potential, the dam's condition assessment is currently listed as "Not Rated." However, regular inspections are conducted, with the last one occurring in July 2020. With a moderate risk assessment rating of 3, emergency action plans (EAP) have been prepared and updated, ensuring that proper measures are in place to address any potential risks or emergencies. Although the dam is not under the jurisdiction of the US Army Corps of Engineers, it remains a critical structure for water resource management and climate enthusiasts to monitor and support for the safety and sustainability of the surrounding community and ecosystem.
Year Completed |
1918 |
Dam Length |
294 |
Dam Height |
20 |
River Or Stream |
STONY BROOK |
Primary Dam Type |
Concrete |
Surface Area |
186 |
Drainage Area |
4.75 |
Nid Storage |
1935 |
Hazard Potential |
High |
Nid Height |
20 |
| Location | Reservations | Toilets |
|---|---|---|
Beaver Pond - Harriman State Park
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Beaver Pond Campsite
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Blue Mountain Reservation
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Round Pond Military
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Croton Point Park
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