Dieterich Dam #3, also known as Dieterich Pond, is a private-owned structure situated in Millbrook, New York, along the Wappinger Creek.
Wind
Humidity
Built in 1910, this masonry dam stands at 14 feet high and spans 55 feet in length, serving primarily for irrigation purposes. With a storage capacity of 200 acre-feet, including a normal storage level of 110 acre-feet, the dam covers a surface area of 31 acres and drains a 12.6 square mile watershed area.
The dam's spillway, which is uncontrolled and 50 feet wide, can handle a maximum discharge of 925 cubic feet per second. Despite being rated as having a significant hazard potential, the dam's condition assessment remains unrated. Regular inspections are conducted, with the last one taking place in November 2020, following a frequency of 4 inspections per year. The risk assessment for Dieterich Dam #3 is moderate (3), indicating a need for ongoing risk management measures to ensure the safety and stability of the structure.
Located in Dutchess County, New York, this historic dam is regulated by the New York State Department of Environmental Conservation, with enforcement, permitting, and inspection responsibilities falling under state jurisdiction. With its rich history and vital role in the local irrigation network, Dieterich Dam #3 stands as a testament to the importance of water resource management and climate resilience in the region.
Year Completed |
1910 |
Dam Length |
55 |
Dam Height |
14 |
River Or Stream |
WAPPINGER CREEK |
Primary Dam Type |
Masonry |
Surface Area |
31 |
Drainage Area |
12.6 |
Nid Storage |
200 |
Hazard Potential |
Significant |
Nid Height |
14 |
| Location | Reservations | Toilets |
|---|---|---|
Macedonia Brook State Park
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Wilcox Memorial Park
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Schaghticoke Mountain Camping Area
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